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Zhang_derek

6.jQuery(实例)

1.开关灯效果

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .hide{
            display: none;
        }
    </style>
</head>
<body>
    <input id="i1" type="button" value="开关" />
    <div class="c1 hide">假装现在有效果了</div>

    <script src="jquery-1.12.4.js"></script>
    <script>
        $('#i1').click(function () {
            /* 第一种方法
            if($('.c1').hasClass('hide')){
                $('.c1').removeClass('hide')
            }else {
                $('.c1').addClass('hide')
            }   */
            //jquery实现方法
            $('.c1').toggleClass('hide')
        })
    </script>
</body>
</html>
View Code

2.模态对话框

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .shade{
            position: fixed;
            left: 0;
            top: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,.6) ;
            z-index: 20;
        }
        .modal{
            position: fixed;
            left: 50%;
            top: 50%;
            height: 300px;
            width: 400px;
            margin-top: -150px;
            margin-left: -200px;
            z-index: 30;
            border: 1px solid #ddd;
            background-color: white;
        }
        .hide{
            display: none;
        }
        .modal form {
            position: fixed;
            left: 50%;
            top: 50%;
            height: 200px;
            width: 229px;
            border: 1px;
            margin-left: -115px;
            margin-top: -100px;
        }
        .modal form p {
            float: right;
            margin-top: 12px;
        }
        .modal form span {
            float: right;
            display: inline-block;
            height: 18px;
            width: 170px;
            background-color: #FFEBEB;
            text-align: center;
            border: 1px solid #ffbdbe;
            color: #e4393c;
            font-size: 14px;
            visibility: hidden;
        }
        .modal form [type="button"] {
            position: absolute;
            bottom: -30px;
            left: 115px;
        }
        .modal form [value="提交"]{
            left: 50px;
        }
    </style>
</head>
<body>
    <div style="width: 300px; margin: 0 auto">
        <input type="button" value="添加主机" onclick="return Add();" />
        <table style="border: 2px solid #F5F5F5; width: 300px;">
            <thead>
                <tr>
                    <th >主机名</th>
                    <th >IP</th>
                    <th >端口</th>
                    <th>操作</th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td target="host">c1.com</td>
                    <td target="ip">1.1.1.1</td>
                    <td target="port">8888</td>
                    <td onclick="Edit(this);">Edit</td>
                </tr>
               <tr>
                    <td target="host">c2.com</td>
                    <td target="ip">1.1.1.1</td>
                    <td target="port">8888</td>
                    <td onclick="Edit(this);">Edit</td>
                </tr>
                <tr>
                    <td target="host">c3.com</td>
                    <td target="ip">1.1.1.1</td>
                    <td target="port">8888</td>
                    <td onclick="Edit(this);">Edit</td>
                </tr>
                <tr>
                    <td target="host">.com</td>
                    <td target="ip">1.1.1.1</td>
                    <td target="port">8888</td>
                    <td onclick="Edit(this);">Edit</td>
                </tr>
            </tbody>
        </table>
    </div>
    <div class="shade hide"></div>
    <div  class="modal hide">
        <form action="" method="get">
            <p>主机名:<input type="text" id="host" name="host"><br><span></span></p>
            <p>IP地址:<input type="text" id='ip' name="ip"><br><span></span></p>
            <p>端口号:<input type="text" id='port' name="port"><br><span></span><br></p>
            <input type="button" value="提交" onclick="return SubmitForm();">
            <input type="button" value="取消" onclick="HideModal();">
        </form>
    </div>

    <script src="jquery-1.12.4.js"></script>
    <script>
        $(function () {
           $("tr:even").css("background-color","#f5f5f5");
        });
        function Edit(ths) {
            $(".shade,.modal").removeClass("hide");
            prevList = $(ths).prevAll();
            prevList.each(function () {
                var text = $(this).text();
                var target = $(this).attr("target");
                $("#"+target).val(text);
            });
        }
        function HideModal() {
            $(".shade,.modal").addClass("hide");
            $(".modal").find("input[type='text']").val("");
            Addd = false;
        }
        function SubmitForm() {
            var flag = Detection();

            try {
                    if (Addd && flag){
                    $("tbody").append($("tr").last().clone());
                    $(".modal").find("input[type='text']").each(function () {
                        var value = $(this).val();
                        var name = $(this).attr("name");
                        ($("tr").last().children()).each(function () {
                            if ($(this).attr("target") == name){
                                $(this).text(value);
                                return
                            }
                                }
                        )});
                    Addd = false;
                    HideModal();
                    return false;
                }
            }catch (e){}


            if (flag){
                $(".modal").find("input[type='text']").each(function () {
                    var value = $(this).val();
                    var name = $(this).attr("name");
                    $(prevList).each(function () {
                        if ($(this).attr("target") == name){
                            $(this).text(value);
                            return
                        }
                            }
                    )});
                    $(".modal,.shade").addClass("hide");
                    HideModal();
                }
            return flag;
            }


        function Detection() {
            var flag = true;
            $(".modal").find("input[type='text']").each(function () {
                var value = $(this).val();
                if (value.length == 0){
                    $(this).next().next().css("visibility","visible").text("亲，不能为空");
                    flag = false;
                    return false;
                }else {
                    $(this).next().next().css("visibility","hidden").text("");
                }

                if ($(this).attr('name') == "host"){
                    var r = /(\.com)$/;
                    if (r.test(value) == false){
                        $(this).next().next().css("visibility","visible").text("主机名必须以.com结尾");
                        flag = false;
                        return false;
                }
                }else if ($(this).attr('name') == "ip"){
                    var r2 = /^(([0-2]?[0-9][0-9]?)\.){3}([0-2]?[0-9][0-9]?)$/;
                    if (r2.test(value) == false){
                        $(this).next().next().css("visibility","visible").text("ip 地址格式有误");
                        flag = false;
                        return false;
                    }
                }else if ($(this).attr('name') == "port"){
                    var r3 = /^([0-9]{1,5})$/;
                    if ((r3.test(value) == false) || (value > 65535)){
                        $(this).next().next().css("visibility","visible").text("端口必须为0-65535");
                        flag = false;
                        return false;
                    }
                }else {
                    $(this).next().next().css("visibility","hidden").text("");
                }
        });
        return flag;
        }

        function Add() {
            Addd = true;
            $(".shade,.modal").removeClass("hide");
        }
    </script>
</body>
</html>
View Code

3.点击菜单显示对应的内容

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .hide{
            display: none;
        }
        .menu{
            height: 38px;
            background-color: #eeeeee;
            line-height: 38px;
        }
        .active{
            background-color: brown;
        }
        .menu .menu-item{
            float: left;
            border-right: 1px solid red;
            padding: 0 5px;
            cursor: pointer;
        }
        .content{
            min-height: 100px;
            border: 1px solid #eeeeee;
        }
    </style>
</head>
<body>

    <div style="width: 700px;margin:0 auto">

        <div class="menu">
            <div  class="menu-item active" a="1">菜单一</div>
            <div  class="menu-item" a="2">菜单二</div>
            <div  class="menu-item" a="3">菜单三</div>
        </div>
        <div class="content">
            <div b="1">内容一</div>
            <div class="hide"  b="2">内容二</div>
            <div class="hide" b="3">内容三</div>
        </div>
    </div>
    <script src="jquery-1.12.4.js"></script>
    <script>
        $('.menu-item').click(function () {
            //点击menu-item，加上active，同时兄弟标签去掉active
            $(this).addClass('active').siblings().removeClass('active');
            //获取a的属性值2
            var target = $(this).attr('a');
            $('.content').children('[b="'+target+'"]').removeClass('hide').siblings().addClass('hide');
            // '[b="'+target+'"]'  字符串的拼接，找到content儿子里面属性等于2的，删除掉hide，同时兄弟加上hide
        })


    </script>
</body>
</html>
View Code
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .hide{
            display: none;
        }
        .menu{
            height: 38px;
            background-color: #eeeeee;
            line-height: 38px;
        }
        .active{
            background-color: brown;
        }
        .menu .menu-item{
            float: left;
            border-right: 1px solid red;
            padding: 0 5px;
            cursor: pointer;
        }
        .content{
            min-height: 100px;
            border: 1px solid #eeeeee;
        }
    </style>
</head>
<body>

    <div style="width: 700px;margin:0 auto">

        <div class="menu">
            <div  class="menu-item active" a="1">菜单一</div>
            <div  class="menu-item" a="2">菜单二</div>
            <div  class="menu-item" a="3">菜单三</div>
        </div>
        <div class="content">
            <div b="1">内容一</div>
            <div class="hide"  b="2">内容二</div>
            <div class="hide" b="3">内容三</div>
        </div>
    </div>
    <script src="jquery-1.12.4.js"></script>
    <script>
        $('.menu-item').click(function () {
            $(this).addClass('active').siblings().removeClass('active');
            //eq($(this).index())是获取menu-item的索引
            $('.content').children().eq($(this).index()).removeClass('hide').siblings().addClass('hide');
        })
    </script>
</body>
</html>

索引菜单栏.html
通过索引实现菜单更方便

4.编辑功能

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        .edit-mode{
            background-color: #b3b3b3;
            padding: 8px;
            text-decoration: none;
            color: white;
        }
        .editing{
            background-color: #f0ad4e;
        }
    </style>
</head>
<body>

    <div style="padding: 20px">
        <input type="button" onclick="CheckAll('#edit_mode', '#tb1');" value="全选" />
        <input type="button" onclick="CheckReverse('#edit_mode', '#tb1');" value="反选" />
        <input type="button" onclick="CheckCancel('#edit_mode', '#tb1');" value="取消" />

        <a id="edit_mode" class="edit-mode" href="javascript:void(0);"  onclick="EditMode(this, '#tb1');">进入编辑模式</a>

    </div>
    <table border="1">
        <thead>
        <tr>
            <th>选择</th>
            <th>主机名</th>
            <th>端口</th>
            <th>状态</th>
        </tr>
        </thead>
        <tbody id="tb1">
            <tr>
                <td><input type="checkbox" /></td>
                <td edit="true">v1</td>
                <td>v11</td>
                <td edit="true" edit-type="select" sel-val="1" global-key="STATUS">在线</td>
            </tr>
            <tr>
                <td><input type="checkbox" /></td>
                <td edit="true">v1</td>
                <td>v11</td>
                <td edit="true" edit-type="select" sel-val="2" global-key="STATUS">下线</td>
            </tr>
            <tr>
                <td><input type="checkbox" /></td>
                <td edit="true">v1</td>
                <td>v11</td>
                <td edit="true" edit-type="select" sel-val="1" global-key="STATUS">在线</td>
            </tr>
        </tbody>
    </table>

    <script type="text/javascript" src="jquery-1.12.4.js"></script>
    <script>
        /*
         监听是否已经按下control键
         */
        window.globalCtrlKeyPress = false;

        window.onkeydown = function(event){
            if(event && event.keyCode == 17){
                window.globalCtrlKeyPress = true;
            }
        };
        window.onkeyup = function(event){
            if(event && event.keyCode == 17){
                window.globalCtrlKeyPress = false;
            }
        };

        /*
         按下Control，联动表格中正在编辑的select
         */
        function MultiSelect(ths){
            if(window.globalCtrlKeyPress){
                var index = $(ths).parent().index();
                var value = $(ths).val();
                $(ths).parent().parent().nextAll().find("td input[type='checkbox']:checked").each(function(){
                    $(this).parent().parent().children().eq(index).children().val(value);
                });
            }
        }
    </script>
    <script type="text/javascript">

$(function(){
    BindSingleCheck('#edit_mode', '#tb1');
});

function BindSingleCheck(mode, tb){

    $(tb).find(':checkbox').bind('click', function(){
        var $tr = $(this).parent().parent();
        if($(mode).hasClass('editing')){
            if($(this).prop('checked')){
                RowIntoEdit($tr);
            }else{
                RowOutEdit($tr);
            }
        }
    });
}

function CreateSelect(attrs,csses,option_dict,item_key,item_value,current_val){
    var sel= document.createElement('select');
    $.each(attrs,function(k,v){
        $(sel).attr(k,v);
    });
    $.each(csses,function(k,v){
        $(sel).css(k,v);
    });
    $.each(option_dict,function(k,v){
        var opt1=document.createElement('option');
        var sel_text = v[item_value];
        var sel_value = v[item_key];

        if(sel_value==current_val){
            $(opt1).text(sel_text).attr('value', sel_value).attr('text', sel_text).attr('selected',true).appendTo($(sel));
        }else{
            $(opt1).text(sel_text).attr('value', sel_value).attr('text', sel_text).appendTo($(sel));
        }
    });
    return sel;
}

STATUS = [
    {'id': 1, 'value': "在线"},
    {'id': 2, 'value': "下线"}
];

BUSINESS = [
    {'id': 1, 'value': "车上会"},
    {'id': 2, 'value': "二手车"}
];

function RowIntoEdit($tr){
    $tr.children().each(function(){
        if($(this).attr('edit') == "true"){
            if($(this).attr('edit-type') == "select"){
                var select_val = $(this).attr('sel-val');
                var global_key = $(this).attr('global-key');
                var selelct_tag = CreateSelect({"onchange": "MultiSelect(this);"}, {}, window[global_key], 'id', 'value', select_val);
                $(this).html(selelct_tag);
            }else{
                var orgin_value = $(this).text();
                var temp = "<input value='"+ orgin_value+"' />";
                $(this).html(temp);
            }

        }
    });
}

function RowOutEdit($tr){
    $tr.children().each(function(){
        if($(this).attr('edit') == "true"){
            if($(this).attr('edit-type') == "select"){
                var new_val = $(this).children(':first').val();
                var new_text = $(this).children(':first').find("option[value='"+new_val+"']").text();
                $(this).attr('sel-val', new_val);
                $(this).text(new_text);
            }else{
                var orgin_value = $(this).children().first().val();
                $(this).text(orgin_value);
            }

        }
    });
}

function CheckAll(mode, tb){
    if($(mode).hasClass('editing')){

        $(tb).children().each(function(){

            var tr = $(this);
            var check_box = tr.children().first().find(':checkbox');
            if(check_box.prop('checked')){

            }else{
                check_box.prop('checked',true);

                RowIntoEdit(tr);
            }
        });

    }else{

        $(tb).find(':checkbox').prop('checked', true);
    }
}

function CheckReverse(mode, tb){

    if($(mode).hasClass('editing')){

        $(tb).children().each(function(){
            var tr = $(this);
            var check_box = tr.children().first().find(':checkbox');
            if(check_box.prop('checked')){
                check_box.prop('checked',false);
                RowOutEdit(tr);
            }else{
                check_box.prop('checked',true);
                RowIntoEdit(tr);
            }
        });


    }else{

        $(tb).children().each(function(){
            var tr = $(this);
            var check_box = tr.children().first().find(':checkbox');
            if(check_box.prop('checked')){
                check_box.prop('checked',false);
            }else{
                check_box.prop('checked',true);
            }
        });
    }
}

function CheckCancel(mode, tb){
    if($(mode).hasClass('editing')){
        $(tb).children().each(function(){
            var tr = $(this);
            var check_box = tr.children().first().find(':checkbox');
            if(check_box.prop('checked')){
                check_box.prop('checked',false);
                RowOutEdit(tr);

            }else{

            }
        });

    }else{
        $(tb).find(':checkbox').prop('checked', false);
    }
}

function EditMode(ths, tb){
    if($(ths).hasClass('editing')){
        $(ths).removeClass('editing');
        $(tb).children().each(function(){
            var tr = $(this);
            var check_box = tr.children().first().find(':checkbox');
            if(check_box.prop('checked')){
                RowOutEdit(tr);
            }else{

            }
        });

    }else{

        $(ths).addClass('editing');
        $(tb).children().each(function(){
            var tr = $(this);
            var check_box = tr.children().first().find(':checkbox');
            if(check_box.prop('checked')){
                RowIntoEdit(tr);
            }else{

            }
        });

    }
}


    </script>

</body>
</html>
View Code

5.模态对话框添加删除功能

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .hide{
            display: none;
        }
        .modal{
            position: fixed;
            top: 50%;
            left: 50%;
            width: 500px;
            height: 400px;
            margin-left: -250px;
            margin-top: -250px;
            background-color: #eeeeee;
            z-index: 10;
        }
        .shadow{
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            opacity: 0.6;
            background-color: black;
            z-index: 9;
        }
    </style>
</head>
<body>
    <a onclick="addElement();">添加</a>

    <table border="1" id="tb">
        <tr>
            <td target="hostname">1.1.1.11</td>
            <td target="port">80</td>
            <td target="ip">80</td>
            <td>
                <a class="edit">编辑</a> | <a class="del">删除</a>
            </td>
        </tr>
        <tr>
            <td target="hostname">1.1.1.12</td>
            <td target="port">80</td>
            <td target="ip">80</td>
            <td>
                <a class="edit">编辑</a> | <a class="del">删除</a>
            </td>
        </tr>
        <tr>
            <td target="hostname">1.1.1.13</td>
            <td target="port">80</td>
            <td target="ip">80</td>
            <td>
                <a class="edit">编辑</a> | <a class="del">删除</a>
            </td>
        </tr>
        <tr>
            <td target="hostname">1.1.1.14</td>
            <td target="port">80</td>
            <td target="ip">80</td>
            <td>
                <a class="edit">编辑</a> | <a class="del">删除</a>
            </td>

        </tr>
    </table>

    <div class="modal hide">
        <div>
            <input name="hostname" type="text"  />
            <input name="port" type="text" />
            <input name="ip" type="text" />
        </div>

        <div>
            <input type="button" value="取消" onclick="cancelModal();" />
            <input type="button" value="确定" onclick="confirmModal();" />
        </div>
    </div>

    <div class="shadow hide"></div>

    <script src="jquery-1.12.4.js"></script>
    <script>

        $('.del').click(function () {
            $(this).parent().parent().remove();
        });

        function  confirmModal() {

            var tr = document.createElement('tr');
            var td1 = document.createElement('td');
            td1.innerHTML = "11.11.11.11";
            var td2 = document.createElement('td');
            td2.innerHTML = "8001";

            $(tr).append(td1);
            $(tr).append(td2);

            $('#tb').append(tr);

            $(".modal,.shadow").addClass('hide');
//            $('.modal input[type="text"]').each(function () {
//                // var temp = "<td>..."
//
//
//
//            })
        }

        function  addElement() {
            $(".modal,.shadow").removeClass('hide');
        }
        function cancelModal() {
            $(".modal,.shadow").addClass('hide');
            $('.modal input[type="text"]').val("");
        }

        $('.edit').click(function(){
            $(".modal,.shadow").removeClass('hide');
            // this
            var tds = $(this).parent().prevAll();
            tds.each(function () {
                // 获取td的target属性值
                var n = $(this).attr('target');
                // 获取td中的内容
                var text = $(this).text();
                var a1 = '.modal input[name="';
                var a2 = '"]';
                var temp = a1 + n + a2;
                $(temp).val(text);
            });


//            var port = $(tds[0]).text();
//            var host = $(tds[1]).text();
//
//            $('.modal input[name="hostname"]').val(host);
//            $('.modal input[name="port"]').val(port);
            // 循环获取tds中内容
            // 获取 <td>内容</td> 获取中间的内容
            // 赋值给input标签中的value

        });
    </script>
</body>
</html>
View Code

6.点赞

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .container{
            padding: 50px;
            border: 1px solid #dddddd;
        }
        .item{
            position: relative;
            width: 30px;
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="item">
            <span>赞</span>
        </div>
    </div>
    <div class="container">
        <div class="item">
            <span>赞</span>
        </div>
    </div>
    <div class="container">
        <div class="item">
            <span>赞</span>
        </div>
    </div>
    <div class="container">
        <div class="item">
            <span>赞</span>
        </div>
    </div>

    <script src="jquery-1.12.4.js"></script>
    <script>
        $('.item').click(function () {
            addFavor(this);
        })
        function addFavor(self) {
            var fontSize = 15;
            var top = 0;
            var right= 0;
            var opacity = 1;

            var tag = document.createElement('span');
            $(tag).text('+1');
            $(tag).css('color','green');
            $(tag).css('position','absolute');
            $(tag).css('fontSize',fontSize + 'px');
            $(tag).css('right',right + 'px');
            $(tag).css('top',top + 'px');
            $(tag).css('opacity',opacity + 'px');
            $(self).append(tag);

            var obj = setInterval(function () {
                fontSize = fontSize + 10;
                top = top - 10;
                right = right - 10;
                opacity = opacity - 0.1;

                $(tag).css('fontSize',fontSize + 'px');
                $(tag).css('right',right + 'px');
                $(tag).css('top',top + 'px');
                $(tag).css('opacity',opacity);
                if(opacity < 0 ){
                    clearInterval(obj);
                    $(tag).remove();
                }

            },40);
        }
    </script>
</body>
</html>
View Code

7.随鼠标移动的框

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
</head>
<body>
    <div style="border: 1px solid #ddd;width: 600px;position: absolute;">
        <div id="title" style="background-color: black;height: 40px;"></div>
        <div style="height: 300px;"></div>
    </div>
<script type="text/javascript" src="jquery-1.12.4.js"></script>
<script>
    $(function(){
        $('#title').mouseover(function(){
            $(this).css('cursor','move');
        });
        $("#title").mousedown(function(e){
            //console.log($(this).offset());
            var _event = e || window.event;
            var ord_x = _event.clientX;
            var ord_y = _event.clientY;

            var parent_left = $(this).parent().offset().left;
            var parent_top = $(this).parent().offset().top;

            $('#title').on('mousemove', function(e){
                var _new_event = e || window.event;
                var new_x = _new_event.clientX;
                var new_y = _new_event.clientY;

                var x = parent_left + (new_x - ord_x);
                var y = parent_top + (new_y - ord_y);

                $(this).parent().css('left',x+'px');
                $(this).parent().css('top',y+'px');

            })
        });
        $("#title").mouseup(function(){
            $("#title").off('mousemove');
        });
    })
</script>
</body>
</html>
View Code

8.表单验证

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .error{
            color: red;
        }
    </style>
</head>
<body>
    <form id="f1" action="s5.html" method="POST">
        <div><input name="n1" tex = "用户名" type="text" /></div>
        <div><input name="n2" tex = "密码" type="password" /></div>
        <div><input name="n3" tex = "邮箱" type="text" /></div>
        <div><input name="n4" tex = "端口" type="text" /></div>
        <div><input name="n5" tex = "IP" type="text" /></div>

        <input type="submit" value="提交" />
    </form>
    <script src="jquery-1.12.4.js"></script>
    <script>
        // 当页面框架加载完毕后，自动执行
//        $(function(){
//            $.Login('#f1')
//        });
//
        $(function(){
            // 当页面所有元素完全加载完毕后，执行
            $(':submit').click(function () {

                $('.error').remove();
                var flag = true;
                $('#f1').find('input[type="text"],input[type="password"]').each(function () {
                    var v = $(this).val();
                    var n = $(this).attr('tex');

                    if(v.length <= 0){
                        flag = false;
                        var tag = document.createElement('span');
                        tag.className = "error";
                        tag.innerHTML = n + "必填";
                        $(this).after(tag);
                        // return false;
                    }
                });
                return flag;

        });
        });

    </script>
</body>
</html>
View Code

9.轮播图

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        ul{
            list-style: none;
        }
        .out{
            width: 730px;
            height: 454px;
            margin: 50px auto;
            position: relative;
        }
        .out .img li{
            position: absolute;
            left: 0;
            top: 0;
        }
        .out .num{
            position: absolute;
            left:0;
            bottom: 20px;
            text-align: center;
            font-size: 0;
            width: 100%;
        }
        .out .btn{
            position: absolute;
            top:50%;
            margin-top: -30px;
            width: 30px;
            height: 60px;
            background-color: aliceblue;
            color: black;
            text-align: center;
            line-height: 60px;
            font-size: 40px;
            display: none;
        }
        .out .num li{
            width: 20px;
            height: 20px;
            background-color: black;
            color: #fff;
            text-align: center;
            line-height: 20px;
            border-radius: 60%;
            display: inline;
            font-size: 18px;
            margin: 0 10px;
            cursor: pointer;
        }
        .out .num li.active{
            background-color: red;
        }
        .out .left{
            left: 0;
        }
        .out .right{
            right: 0;
        }
        .out:hover .btn{
            display: block;
            color: white;
            font-weight: 900;
            background-color: black;
            opacity: 0.8;
            cursor: pointer;
        }
        .out img {
            height: 100%;
            width: 100%;
        }
    </style>
</head>
<body>
     <div class="out">
         <ul class="img">
             <li><a href="#"><img src="images/1.jpg" alt=""></a></li>
             <li><a href="#"><img src="images/2.jpg" alt=""></a></li>
             <li><a href="#"><img src="images/3.jpg" alt=""></a></li>
             <li><a href="#"><img src="images/4.jpg" alt=""></a></li>
             <li><a href="#"><img src="images/5.jpg" alt=""></a></li>
         </ul>

         <ul class="num">
             <!--<li class="active">1</li>-->
             <!--<li>2</li>-->
             <!--<li>3</li>-->
             <!--<li>4</li>-->
             <!--<li>5</li>-->
         </ul>

         <div class="left btn"><</div>
         <div class="right btn">></div>

     </div>

    <script src="jquery-1.12.4.js"></script>
    <script>

        $(function(){
            var size=$(".img li").size();
            for (var i= 1;i<=size;i++){
                var li="<li>"+i+"</li>";
                $(".num").append(li);
            }
            $(".num li").eq(0).addClass("active");


            $(".num li").mouseover(function(){
               $(this).addClass("active").siblings().removeClass("active");
               var index=$(this).index();
               i=index;
               $(".img li").eq(index).fadeIn(1000).siblings().fadeOut(1000);
            });


        i=0;
        var t=setInterval(move,1500);

        function move(){
            i++;
            if(i==size){
                i=0;
            }
            $(".num li").eq(i).addClass("active").siblings().removeClass("active");
            $(".img li").eq(i).stop().fadeIn(1000).siblings().stop().fadeOut(1000);
        }

        function moveL(){
            i--;
            if(i==-1){
                i=size-1;
            }
            $(".num li").eq(i).addClass("active").siblings().removeClass("active");
            $(".img li").eq(i).stop().fadeIn(1000).siblings().stop().fadeOut(1000);
        }

        $(".out").hover(function(){
            clearInterval(t);
        },function(){
            t=setInterval(move,1500);
        });

        $(".out .right").click(function(){
            move()
        });
        $(".out .left").click(function(){
           moveL()
        })

        });
    </script>

</body>
</html>
View Code

10.返回顶部

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        .divH {
            height: 1800px;
        }
        .divT {
            width: 50px;
            height: 50px;
            font-size: 23px;
            background-color: #2F4F4F;
            color: white;
            position: fixed;
            right: 18px;
            bottom: 18px;
        }
        .divT:hover{
            cursor: pointer;
        }
        .hide {
            display: none;
        }
    </style>
</head>
<body>
    <div class="divH"></div>
    <div class="divT hide" onclick="ReturnTop();"><strong>返回顶部</strong></div>

    <script src="jquery-1.12.4.js"></script>
    <script>
        window.onscroll = function () {
            var current = $(window).scrollTop();
            if (current > 180){
                $(".divT").removeClass("hide");
            }else {
                $(".divT").addClass("hide");
            }
        };

        function ReturnTop() {
            $(window).scrollTop(0);
        }
    </script>
</body>
</html>
View Code

11.左侧菜单

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
          .menu{
              height: 600px;
              width: 30%;
              background-color: #2F4F4F;
              float: left;
          }
         .title{
             line-height: 50px;
             color: #ddd;
         }
         .title:hover{
             cursor: pointer;
             color: lightcyan;
             font-size: 18px;
         }
         .hide{
             display: none;
         }
    </style>
</head>

<body>
    <div class="outer">
        <div class="menu">
            <div class="item">
                <div class="title" onclick="Show(this);">菜单一</div>
                <div class="con">
                    <div>111</div>
                    <div>111</div>
                    <div>111</div>
                </div>
            </div>
            <div class="item">
                <div class="title" onclick="Show(this);">菜单二</div>
                <div class="con hide">
                    <div>222</div>
                    <div>222</div>
                    <div>222</div>
                </div>
            </div>
            <div class="item">
                <div class="title" onclick="Show(this);">菜单三</div>
                <div class="con hide">
                    <div>333</div>
                    <div>333</div>
                    <div>333</div>
                </div>
            </div>
        </div>
    </div>

    <script src="jquery-1.12.4.js"></script>
    <script>
        function Show(self) {
            $(self).next().removeClass("hide").parent().siblings().children(".con").addClass("hide");
        }
    </script>
</body>
</html>
View Code

12.显示和隐藏

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <!--1 隐藏与显示-->
    <!--2 淡入淡出-->
    <!--3 滑动-->
    <!--4 效果-回调:每一个动画执行完毕之后所能执行的函数方法或者所能做的一件事-->

    <p>hello</p>
    <button id="hide">隐藏</button>
    <button id="show">显示</button>
    <button id="toggle">隐藏/显示</button>

    <script src="jquery-1.12.4.js"></script>
    <script>

        $(document).ready(function(){
            $("#hide").click(function(){
                $("p").hide(1000);
            });
            $("#show").click(function(){
                $("p").show(1000);
            });

        //用于切换被选元素的 hide() 与 show() 方法。
            $("#toggle").click(function(){
                $("p").toggle(2000);
            });
        });

    </script>
</body>
</html>
View Code

13.滑动和隐藏

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        #flipshow,#content,#fliphide,#toggle{
            padding: 5px;
            text-align: center;
            background-color: blueviolet;
            border:solid 1px red;

        }
        #content{
            padding: 50px;
            display: none;
        }
    </style>
</head>
<body>

    <div id="flipshow">出现</div>
    <div id="fliphide">隐藏</div>
    <div id="toggle">toggle</div>
    <div id="content">helloworld</div>

    <script src="jquery-1.12.4.js"></script>
    <script>
        $(document).ready(function(){
              $("#flipshow").click(function(){
                 $("#content").slideDown(1000);
              });
              $("#fliphide").click(function(){
                 $("#content").slideUp(1000);
              });
              $("#toggle").click(function(){
                 $("#content").slideToggle(1000);
              })
          });
    </script>

</body>
</html>
View Code

14.添加与删除

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<div class="outer">
           <div class="section">
               <div class="icons" style="display: inline-block">
                   <a onclick="Add(this);"><button>+</button></a>
               </div>
               <div class="inputs" style="display: inline-block">
                   <input type="checkbox">
                   <input type="text" value="IP">
               </div>
           </div>
       </div>

    <script src="jquery-1.12.4.js"></script>
    <script>
        function Add(self) {
            $(self).parentsUntil("outer").clone().find("a").html("<button>-</button>").attr("onclick","Remove(this);").end().eq(1).appendTo(".outer");
        }
        function Remove(self) {
            $(self).parentsUntil("outer").eq(1).remove();
        }
    </script>
</body>
</html>
View Code

15.商品放大镜

<!DOCTYPE html>
<html lang="en">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <meta name="viewport" content="width=device-width">
    <meta http-equiv="X-UA-Compatible" content="IE=8">
    <title>购物商城</title>

    <style>
            *{
                margin: 0;
                padding: 0;
            }
            .outer{
                position:relative;
                width:350px;
                height:350px;
                border:1px solid black;
            }
            .outer .small-box{
                position: relative;
                z-index: 1;
            }
            .outer .small-box .mark{
                position: absolute;
                display: block;
                width: 350px;
                height: 350px;
                background-color: #fff;
                filter: alpha(opacity=0);
                opacity: 0;
                z-index: 10;
            }
            .outer .small-box .float-box{
                display: none;
                width: 175px;
                height: 175px;
                position: absolute;
                background: #DAEEFC;
                filter: alpha(opacity=40);
                opacity: 0.4;
            }
            .outer .big-box{
                position: absolute;
                top: 0;
                left: 351px;
                width: 350px;
                height: 350px;
                overflow: hidden;
                border: 1px solid transparent;
                z-index: 1;
            }
            .outer .big-box img{
                position: absolute;
                z-index: 5
            }
    </style>
</head>
<body>

    <div  class="outer">
        <div  class="small-box">
            <div  class="mark"></div>
            <div  class="float-box" ></div>
            <img width="350" height="350" src="fanye.jpg">
        </div>
        <div class="big-box">
            <img width="900px" height="900px" src="fanye.jpg" >
        </div>
    </div>


<script src="jquery-1.12.4.js"></script>

<script>
   $(function(){
        $(".mark").mouseover(function () {
            $(".float-box").css("display","block");
            $(".big-box").css("display","block");
        });

        $(".mark").mouseout(function () {
            $(".float-box").css("display","none");
            $(".big-box").css("display","none");
        });



        $(".mark").mousemove(function (e) {

            var _event = e || window.event;  //兼容多个浏览器的event参数模式

            var float_box_width  = $(".float-box")[0].offsetWidth;
            var float_box_height = $(".float-box")[0].offsetHeight;//175,175


            var float_box_width_half  =  float_box_width / 2;
            var float_box_height_half =  float_box_height/ 2;//87.5,87.5


            var small_box_width  =  $(".outer")[0].offsetWidth;
            var small_box_height =  $(".outer")[0].offsetHeight;//360,360


            var mouse_left = _event.clientX   - float_box_width_half;
            var mouse_top = _event.clientY  - float_box_height_half;


            if (mouse_left < 0) {
                mouse_left = 0;
            } else if (mouse_left > small_box_width - float_box_width) {
                mouse_left = small_box_width - float_box_width;
            }
            if (mouse_top < 0) {
                mouse_top = 0;
            } else if (mouse_top > small_box_height - float_box_height) {
                mouse_top = small_box_height - float_box_height;
            }

            $(".float-box").css("left",mouse_left + "px");
            $(".float-box").css("top",mouse_top + "px");


            var percentX = ($(".big-box img")[0].offsetWidth - $(".big-box")[0].offsetWidth) / (small_box_width - float_box_width);
            var percentY = ($(".big-box img")[0].offsetHeight - $(".big-box")[0].offsetHeight) / (small_box_height - float_box_height);
            console.log($(".big-box img")[0].offsetWidth,$(".big-box")[0].offsetWidth,small_box_width,float_box_width)
            console.log(percentX,percentY)
            $(".big-box img").css("left",-percentX * mouse_left + "px");
            $(".big-box img").css("top",-percentY * mouse_top + "px")

        })
   })

</script>
</body>
</html>
View Code

16.商品分类

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        .hide{
            display:none;
        }
        .header-nav {
            height: 39px;
            background: #c9033b;
        }
        .header-nav .bg{
            background: #c9033b;
        }
        .header-nav .nav-allgoods .menuEvent {
            display: block;
            height: 39px;
            line-height: 39px;
            text-decoration: none;
            color: #fff;
            text-align: center;
            font-weight: bold;
            font-family: 微软雅黑;
            color: #fff;
            width: 100px;
        }
        .header-nav .nav-allgoods .menuEvent .catName {
            height: 39px;
            line-height: 39px;
            font-size: 15px;
        }
        .header-nav .nav-allmenu a {
            display: inline-block;
            height: 39px;
            vertical-align: top;
            padding: 0 15px;
            text-decoration: none;
            color: #fff;
            float: left;
        }
        .header-menu a{
            color:#656565;
        }
        .header-menu .menu-catagory{
            position: absolute;
            background-color: #fff;
            border-left:1px solid #fff;
            height: 316px;
            width: 230px;
             z-index: 4;
             float: left;
        }
        .header-menu .menu-catagory .catagory {
            border-left:4px solid #fff;
            height: 104px;
            border-bottom: solid 1px #eaeaea;
        }
        .header-menu .menu-catagory .catagory:hover {
            height: 102px;
            border-left:4px solid #c9033b;
            border-bottom: solid 1px #bcbcbc;
            border-top: solid 1px #bcbcbc;
        }
        .header-menu .menu-content .item{
            margin-left:230px;
            position:absolute;
            background-color:white;
            height:314px;
            width:500px;
            z-index:4;
            float:left;
            border: solid 1px #bcbcbc;
            border-left:0;
            box-shadow: 1px 1px 5px #999;
        }
    </style>
</head>
<body>
    <div class="pg-header">

    <div class="header-nav">
        <div class="container narrow bg">
            <div class="nav-allgoods left">
                <a id="all_menu_catagory" href="#" class="menuEvent">
                    <b class="catName">全部商品分类</b>>
                    <span class="arrow" style="display: inline-block;vertical-align: top;"></span>
                </a>
            </div>
        </div>
    </div>
    <div class="header-menu">
        <div class="container narrow hide">
            <div id="nav_all_menu" class="menu-catagory">
                <div class="catagory" float-content="one">
                    <div class="title">家电</div>
                    <div class="body">
                        <a href="#">空调</a>
                    </div>
                </div>
                <div class="catagory" float-content="two">
                    <div class="title">床上用品</div>
                    <div class="body">
                        <a href="http://www.baidu.com">床单</a>
                    </div>
                </div>
                <div class="catagory" float-content="three">
                    <div class="title">水果</div>
                    <div class="body">
                        <a href="#">橘子</a>
                    </div>
                </div>
            </div>

            <div id="nav_all_content" class="menu-content">
                <div class="item hide" float-id="one">

                    <dl>
                        <dt><a href="#" class="red">厨房用品</a></dt>
                        <dd>
                            <span>| <a href="#" target="_blank" title="勺子">勺子</a> </span>
                        </dd>
                    </dl>
                    <dl>
                        <dt><a href="#" class="red">厨房用品</a></dt>
                        <dd>
                            <span>| <a href="#" target="_blank" title="菜刀">菜刀</a> </span>

                        </dd>
                    </dl>
                    <dl>
                        <dt><a href="#" class="red">厨房用品</a></dt>
                        <dd>
                            <span>| <a href="#">菜板</a> </span>
                        </dd>
                    </dl>
                    <dl>
                        <dt><a href="#" class="red">厨房用品</a></dt>
                        <dd>
                            <span>| <a href="#" target="_blank" title="碗">碗</a> </span>

                        </dd>
                    </dl>

                </div>
                <div class="item hide" float-id="two">
                    <dl>
                        <dt><a href="#" class="red">床上用品</a></dt>
                        <dd>
                            <span>| <a href="#" target="_blank" title="">枕头</a> </span>

                        </dd>
                    </dl>
                    <dl>
                        <dt><a href="#" class="red">床上用品</a></dt>
                        <dd>
                            <span>| <a href="#" target="_blank" title="角阀">夏凉被</a> </span>

                        </dd>
                    </dl>
                    <dl>
                        <dt><a href="#" class="red">床上用品</a></dt>
                        <dd>
                            <span>| <a href="#" target="_blank" title="角阀">嘿嘿嘿</a> </span>

                        </dd>
                    </dl>
                </div>
                <div class="item hide" float-id="three">
                    <dl>
                        <dt><a href="#" class="red">厨房用品</a></dt>
                        <dd>
                            <span>| <a href="#" target="_blank" title="角阀">微波炉</a> </span>

                        </dd>
                    </dl>
                    <dl>
                        <dt><a href="#" class="red">厨房用品</a></dt>
                        <dd>
                            <span>| <a href="http://www.meilele.com/category-jiaofa" target="_blank" title="角阀">金菜刀</a> </span>

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posted on 2018-01-23 00:15  zhang_derek  阅读(1155)  评论(0)  编辑  收藏  举报

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