jQuery 点击input框标题收起
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<link rel="stylesheet" type="text/css" href="css/bootstrap4.5.min.css" />
<style type="text/css">
.box2 {
position: relative;
width: 300px;
border: 1px solid #ccc;
}
.box2 .label {
position: absolute;
left: 20px;
top: 11px;
transition: all 0.3s;
}
.box2 .inputs {
padding: 12px 0 12px 80px;
border: none;
/*border-bottom: 1px solid #9E9E9E;*/
width: 100%;
}
:focus {
outline: -webkit-focus-ring-color auto 0px;
outline-color: -webkit-focus-ring-color;
outline-style: auto;
outline-width: 0px;
}
.box2 .label.label12 {
position: absolute;
left: 5px;
top: 0px;
font-size: 12px;
}
.box2 .ins {
padding: 19px 10px 5px !important;
}
/*下拉选*/
.selectes {
position: relative;
width: 500px;
height: 50px;
border: 1px solid #ccc;
padding: 17px 35px 5px 10px;
cursor: pointer;
/*background-color: aliceblue;*/
}
.selectTitle {
position: absolute;
font-size: 12px;
left: 5px;
top: 0px;
}
.imgs {
width: 20px;
position: absolute;
right: 7px;
top: 15px;
transition: all .6s;
transform: rotate(180deg);
}
.imgs2 {
transform: rotate(0deg);
}
.option-con>img {
/*width: 60px;*/
height: 18px;
vertical-align: middle;
}
.list-option {
border: 1px solid #ccc;
width: 500px;
height: 200px;
overflow: auto;
display: none;
}
.list-option ul,
li {
list-style: none;
}
.list-option li:hover {
background-color: #dcdcdc;
cursor: pointer;
}
</style>
</head>
<body>
<div class="box2 m-5">
<span for="" class="label">姓名</span>
<input type="" class="inputs mochu" name="name2" id="name2" value="" placeholder=""/>
</div>
<div class="box2 m-5">
<span for="" class="label">年龄</span>
<input type="" class="inputs mochu" name="name2" id="name2" value="" placeholder=""/>
</div>
<div class="selectes mx-5 mt-5" onclick="selects(this)">
<span for="" class="selectTitle text-black-50">物流</span>
<div class="selCon">
<div class="option-con h-100 d-flex justify-content-start align-items-center">
<span class="px-3" name="name2" id="name2" value="">Please choose</span>
</div>
</div>
<img class="imgs" src="img/arrows.png" />
</div>
<div class="mx-5 list-option">
<ul class="p-2 mb-0"></ul>
</div>
<script src="js/jquery-1.12.4.min.js" type="text/javascript" charset="utf-8"></script>
<script type="text/javascript">
$(function() {
//取获焦点
focuss();
var datas = [{
id: "1",
logistics: "img/mts.jpg",
other: "Hub Brand",
price: "929+"
}, {
id: "2",
logistics: "img/new-ems.jpg",
other: "Spoke Head",
price: "289+"
}, {
id: "3",
logistics: "img/new-tpd.jpg",
other: "Brake System",
price: "869+"
}, {
id: "4",
logistics: "img/fedex.jpg",
other: "Flyweight",
price: "889+"
}, {
id: "5",
logistics: "img/new-ems.jpg",
other: "Center Channel Hole",
price: "909+"
}, {
id: "6",
logistics: "img/mts.jpg",
other: "Rim Warranty",
price: "239+"
}, {
id: "7",
logistics: "img/fedex.jpg",
other: "Standard",
price: "791+"
}, {
id: "8",
logistics: "img/imgList/vehicle1.jpg",
other: "Matte Mango",
price: "1791+"
}, {
id: "9",
logistics: "img/imgList/vehicle2.jpg",
other: "Turquoise",
price: "191+"
}, {
id: "11",
logistics: "img/imgList/vehicle3.jpg",
other: "straight pull",
price: "330+"
}, {
id: "12",
logistics: "img/imgList/vehicle4.jpg",
other: "J-bend",
price: "210+"
}, {
id: "13",
logistics: "img/imgList/vehicle5.jpg",
other: "Center lock",
price: "214+"
}, {
id: "14",
logistics: "img/imgList/vehicle6.jpg",
other: "Industry Nine Hydra",
price: "130+"
}, {
id: "15",
logistics: "img/imgList/vehicle7.jpg",
other: "Chris King ISO AB / ISO B",
price: "1110+"
}, {
id: "16",
logistics: "img/imgList/vehicle8.jpg",
other: "Hope Pro 4",
price: "118+"
}
]
$.each(datas, function(index, item) {
// console.log(item.logistics);
var html = `<li>
<div class="option-con py-1 d-flex justify-content-start align-items-center">
<img class="" src="${item.logistics}" />
<span class="px-3" name="name2" id="name2" value="">${item.other}</span>
<span class="text-black-50" name="name2" id="name2" value="">USD: <span>${item.price}</span></span>
</div>
</li>`;
$(".list-option>ul").append(html);
})
lis();
})
//失去焦点
blurs();
//失去焦点
function blurs() {
$('.inputs').blur(function() {
$(this).prev(".label").removeClass("label12");
$(this).removeClass("ins");
$(this).css('border-color', '#9E9E9E');
});
}
//获取焦点
function focuss() {
$('.inputs').focus(function() {
$(this).bind('input propertychange', function() {
if($(this).val().length > 0) {
$(this).css('border-color', 'blue');
$(this).unbind("blur");
} else {
blurs();
$(this).css('border-color', 'red');
}
})
$(this).prev(".label").addClass("label12");
$(this).addClass("ins");
});
}
//下拉选
function selects(that) {
//方案一：
//$(".list-option").slideToggle();
//方案二：
if($(".list-option").is(":hidden")){
$(".list-option").slideDown(200);
$(that).find(".imgs").addClass("imgs2");
}else{
$(".list-option").slideUp(200);
$(that).find(".imgs").removeClass("imgs2");
}
}
//下拉选内容
function lis() {
$(".list-option>ul").on("click","li",function() {
var selEl = $(this).children().clone();
$(".selCon").html(selEl);
$(".list-option").slideUp(200);
$(".imgs").removeClass("imgs2");
console.log($(this).children().text().replace(/\s*/g, ""));
})
}
</script>
</body>
</html>
效果预览：
