Maison > Article > développement back-end > php正则表达式验证Email地址的例子
本文介绍下,在php中借助正则表达式来验证Email邮箱地址的例子,有需要的朋友参考下。
php实现验证邮箱地址的例子,很好的应用了php的正则。 1,html部分 <HTML> <BODY> <H2>php正则验证Email地址</H2> <FORM METHOD="POST" ACTION="RegularExpressionTester.php"> <FONT FACE="Courier"> String: <BR> <INPUT TYPE="TEXT" NAME="string"> <BR><BR> 正则表达式: <BR> <INPUT TYPE="TEXT" SIZE=64 NAME="pattern" VALUE="^([_a-zA-Z0-9-]+)@([a-zA-Z0-9-]+(.[a-zA-Z0-9-]+)*)$"> <BR><BR> <BR> <INPUT TYPE="SUBMIT"> </FONT> </FORM> </BODY> </HTML> 2,php代码部分 RegularExpressionTester.php <?php echo "<BR><B>string:</B>$string"; echo "<BR><B>regular expression:</B> $pattern"; if (get_magic_quotes_gpc()){ echo "<BR><BR>"; echo "<BR>Stripping magic quotes...."; $string = stripslashes($string); $pattern = stripslashes($pattern); echo "<BR><B>string:</B> $string"; echo "<BR><B>regular expression:</B> $pattern"; } $found = ereg($pattern, $string, $matches); echo "<BR><BR>"; if ($found) { echo "<BR><B>验证:</B> 成功"; echo "<BR><BR>"; echo "<BR><B>Components: </B>"; for ($i = 0; $i < count($matches); $i++) { echo "<BR>$matches[$i]"; } } else echo "<BR><B>验证:</B> 失败"; ?> |