email adress validation and regular expression

Sun Oct 26, 2008 9:38 pm

Code:: <HTML> <BODY> <H2>Regular Expression Tester</H2> <FORM METHOD="POST" ACTION="RegularExpressionTester.php"> String: <INPUT TYPE="TEXT" NAME="string"> Regular Expression: <INPUT TYPE="TEXT" SIZE=64 NAME="pattern" VALUE="^([_a-zA-Z0-9-]+)@([a-zA-Z0-9-]+(.[a-zA-Z0-9-]+)*)$"> <INPUT TYPE="SUBMIT"> </FORM> </BODY> </HTML> <!-- RegularExpressionTester.php <?php echo " string:$string"; echo " regular expression: $pattern"; if (get_magic_quotes_gpc()){ echo " "; echo " Stripping magic quotes...."; $string = stripslashes($string); $pattern = stripslashes($pattern); echo " string: $string"; echo " regular expression: $pattern"; } $found = ereg($pattern, $string, $matches); echo " "; if ($found) { echo " valid: true"; echo " "; echo " Components:&nbsp"; for ($i = 0; $i < count($matches); $i++) { echo " $matches[$i]"; } } else echo " valid: false"; ?>