<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html>
<head>
<style type="text/css">
#show{
width:150px;
height: 280px;
margin:0 auto;
background:#2c2c2c;
color:red;
text-align:center;
}
</style>
<title>循环</title>
<script type="text/javascript" >
function set(x){return(x+10)};
var f = function(x){return set(x)*set(x);};
alert(f(5));
</script>
</head>
<body>
<script type="text/javascript">
// 实现1到10 的累加
function cal(){
var sum = 0;
for(var i=1;i<11;i++){
sum += i;
}
return sum;
}
var t = cal();
alert(t);
</script>
</body>
</html>
转载于:https://www.cnblogs.com/lowbrid/p/3520670.html