普通字符
普通字符集
普通字符模式
/abc123/.exec('abc123'); // 匹配,["abc123", index: 0, input: "abc123", groups: undefined]
/abc123/.exec('abc12'); // 不匹配,nullLast updated
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/abc123/.exec('abc123'); // 匹配,["abc123", index: 0, input: "abc123", groups: undefined]
/abc123/.exec('abc12'); // 不匹配,nullLast updated
Was this helpful?
Was this helpful?