<!Doctype html>
<html xmlns="http://www./1999/xhtml">
<head>
<title>数组方法sort</title>
<style type="text/css">
#show{
width:200px;
height:200px;
margin:0 auto;
color:white;
background:#2c2c2c;
text-align:center
}
</style>
<script type="text/javascript">
var str=""
var a = [33,4,111,22]
// 方法用于对数组的元素进行排序。
a.sort(function(a, b) { return a - b; }) //function(a, b) { return a - b; 排序的依据}
str=a;
document.write(str)
var str = ""
var a=['dog','ant','catch','bug']
a.sort(function(x, y) {
var x = x.toLowerCase(); // 转成小写 //转大写 toUppperCase()
var y = y.toLowerCase();
if (x < y) return -1;
if (x > y) return 1;
return 0;
})
str=a
document.write("<div id='show'>"+str+"</div>")
</script>
</head>
<body>
</body>
</html>
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