前端之家收集整理的这篇文章主要介绍了
正则表达式匹配大写,小写,数字及特殊字符,
前端之家小编觉得挺不错的,现在分享给大家,也给大家做个参考。
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<script type="text/javascript">
function test() {
var regular1 = /^(?=.*?[0-9])(?=.*?[A-Z])(?=.*?[a-z])[0-9A-Za-z!-)]{8,}$/;
var regular2 = /((?=[\x21-\x7e]+)[^A-Za-z0-9])/;
var username = "#ABcd1234";
if (regular1.test(username) && regular2.test(username)) {
alert("yes");
} else {
alert("no");
}
}
</script>
</head>
<body>
<input type="button" value="click" onclick="test()"/>
</body>
</html>