tryjsref_regexp_nx 在线代码实例

实例代码( Tip: 登录后体验更佳 )
运行代码

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>W3Cschool教程(w3cschool.cn)</title>
</head>
<body>
<script>
var str="100, 1000 or 10000?";
var patt1=/\d{4}/g; 
document.write(str.match(patt1));
</script>
</body>
</html>
 
 
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运行结果
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