PHP基礎1

寫一個email的正則 $mail = '[email protected]'; //郵箱地址 $pattern = "/^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,})$/"; preg_match($pattern, $mail, $matches); //驗證可以使用 filter_var($email,

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