HTML学习三

今天主要学习的为JS和HTML标签的一起使用:

 

一、重定向:

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<html>
    <head>
        <title>JavaScript1</title>
    </head>
    <script type="text/javascript" language="javascript">
       function fun(value)
       {
            window.location = value;
       }
    </script>
    <body>
        <select name="url" onchange="fun(this.value)">
           <option value="">==select==</option>
           <option value="http://www.baidu.com">baidu</option>
           <option value="http://www.sohu.com">sohu</option>
        </select>
    </body>
</html>

  

 

二、全选

 

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<html>
    <head>
        <title>JavaScript2</title>
        <script type="text/javascript" language="javascript">
            function funAll()
            {
                if(document.all("email").length == undefined )
                {
                    document.all("email").checked = document.all("selectall").checked;
                }
                else
                {
                    var obj = document.all("email");
                    for( var x=0;x<obj.length;x++)
                    {
                        obj[x].checked = document.all("selectall").checked;
                    }
                }
            }
        </script>
    </head>
    <body>
        <form action="javascript1.html" name="myform">
            <input type="checkbox" name="email"/>emailA<br/>
            <input type="checkbox" name="email"/>emailB<br/>
            <input type="checkbox" name="email"/>emailC<br/>
            <input type="checkbox" name="email"/>emailD<br/>
            <hr>
            <input type="checkbox" name="selectall" onclick="funAll()">selecAll
        </form>
    </body>
</html>

  

 

 

三、单选

 

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<html>
    <head>
        <title>JavaScript3</title>
        <script type="text/javascript" language="javascript">
            function visitSex()
            {
                var obj = document.all("sex");
                if(obj.length == undefined )
                {
                    alert(obj.value);
                }
                else
                {
                    if(obj[0].checked)
                    {
                        alert("select is:"+obj[0].value);
                    }else
                    {
                        alert("select is:"+obj[1].value);
                    }
                }
            }
        </script>
    </head>
    <body>
        <input type="radio" name="sex" value="nan" checked="checked"/>man
           
        <input type="radio" name="sex" value="nv" />woman
        <hr/>
        <input type="button" value="vistSex" onclick="visitSex()"/>
    </body>
</html>

  

 

 

 

posted on   pony1223  阅读(186)  评论(0编辑  收藏  举报

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