随机数组

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heboliufengjie edited this page Feb 3, 2016 · 2 revisions

<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>随机数组</title>
<script>
var arr = [12,23,43,5,6,7,9];

arr.sort(function(){
  return Math.random() -0.5;
})

document.write(arr);
</script>
</head>

<body>

</body>
</html>