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本文實例為大家分享了JS實現進度條動態加載的具體代碼，供大家參考，具體內容如下
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>進度條</title>
<script src="http://static.runoob.com/assets/jquery-validation-1.14.0/lib/jquery.js"></script>
<style type="text/css">
.container{
width: 480px;
margin: 50px;
}
.progressBar {
display: inline-block;
width: 81%;
height: 22px;
background-color: rgba(0,0,0,0.4);
-webkit-border-radius: 3px;
-moz-border-radius: 3px;
border-radius: 3px;
margin-right: 3%;
}
#progressFill {
width: 0%;
height: 22px;
position: relative;
background-color: #40A4C2;
border-radius: 3px;
-webkit-border-radius: 3px;
-moz-border-radius: 3px;
background-size: 3em 3em;
background-image: linear-gradient(-45deg, transparent 0em, transparent 0.8em, #57D1F7 0.9em, #57D1F7 2.1em, transparent 2.1em, transparent 2.9em, #57D1F7 3.1em);
-webkit-animation: warning-animation 750ms infinite linear;
-moz-animation: warning-animation 750ms infinite linear;
animation: warning-animation 750ms infinite linear;
}
#progressFill:before {
content: '';
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
height: 100%;
border-radius: 3px;
-webkit-border-radius: 3px;
-moz-border-radius: 3px;
background-image: linear-gradient(to bottom, #40A4C2, rgbA(37, 117, 188, 0.8) 15%, transparent 60%, #40A4C2);
}
@-moz-keyframes warning-animation {
0% {
background-position: 0 0;
}
100% {
background-position: 3em 0;
}
}
@-webkit-keyframes warning-animation {
0% {
background-position: 0 0;
}
100% {
background-position: 3em 0;
}
}
@-ms-keyframes warning-animation {
0% {
background-position: 0 0;
}
100% {
background-position: 3em 0;
}
}
@-o-keyframes warning-animation {
0% {
background-position: 0 0;
}
100% {
background-position: 3em 0;
}
}
@keyframes warning-animation {
0% {
background-position: 0 0;
}
100% {
background-position: 3em 0;
}
}
.progressText, #percentage {
display: inline-block;
margin-top: -11px;
vertical-align: middle;
}
</style>
</head>
<body>
<button id = "begin">點擊開始</button>
<div class="container">
<span class = "progressBar">
<div id = "progressFill"></div>
</span>
<span class = "progressText"> 進度 </span>
<span id = "percentage">0%</span>
</div>
</body>
<script>
$("#begin").on("click",function(){
$("#progressFill").animate({
width: "100%"
}, 10*1000);
var count = 0;
var timer = setInterval(function(){
count++;
var percentageValue = count + '%'
$("#percentage").html(percentageValue);
if(count >= 100) clearInterval(timer);
},99)
})
</script>
</html>
進度條動態加載效果圖如下
以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持億速云。
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