lovecoding
/
W250511


			
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							<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        const reg = /(ab)(cc)/;
        console.log(reg.test('ababaccb'));
        console.log(reg.test('abab'));
        console.log(reg.test('abccab'));
        console.log(reg.test('ababaccb'));

        const data = '2026-01-30';
        const reg1 = /^(\d{4})-(\d{2})-(\d{2})$/;
        console.log(reg1.test(data));
        console.log(data.replace(reg1,'$2/$3/$1'));


        const reg2 = /西游记|红楼梦/;
        console.log(reg2.test("红楼梦"));
        console.log(reg2.test("水浒传"));
        // /^\d{15,17}$/
        // https://regexper.com/ 网址
    </script>
</body>
</html>