正则表达式匹配大写，小写，数字及特殊字符

发布时间：2020-12-14 01:15:16 所属栏目：百科来源：网络整理

导读：!DOCTYPE htmlhtml 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]

<!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>

（编辑：李大同）

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