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<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>js实现数字从1动态递增到10</title>
<script src="js/jquery-1.8.0.js"></script>
</head>
<body>
<span id="span1">0</span>
<script>
var num = 0;
var t = setInterval(function(){
num++;
var span1 = document.getElementById("span1");
span1.innerText = num;
if(num==10){
clearInterval(t);
}
},100);
</script>
</body>
</html>