常見例句雙語例句The \p{Alnum} sequence means a single alphanumeric character (A through Z, a through z, or 0 through 9).p{Alnum} 序列表示單個字母數(shù)字字符(A 到 Z、a 到 z 或 0 到 9)。The @ is just that, meaning it must appear after at least one alphanumeric character for the whole pattern to succeed.@ 就是意味著它必須出現(xiàn)在至少一個字母數(shù)字字符之后,這樣整個模式匹配才能成功。Generate a single, secure password with no ambiguous, or easily confused, characters and at least one non-alphanumeric character生成一個安全的密碼,其中不包含含糊(即容易混淆的)字符,至少包含一個非字母數(shù)字字符 返回 alphanumeric character