Regular Expressions phone number and E-mail

Phone:

    preg_match('/^1[3456789]{1}\d{9}$/',$phone

mailbox:

PHP mail regular expression code is as follows:

/^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,})$/

Examples

<?php

   $mail = '[email protected]';

  // E-mail address

   $pattern = "/^[_a-z0-9-]+(\.[_a-z0-9-]+)*@[a-z0-9-]+(\.[a-z0-9-]+)*(\.[a-z]{2,})$/";

   preg_match($pattern, $mail, $matches);

   var_dump ( $ The matches ) ; // outputs a matching result

?>

Output code is run results:

array(4) { [0]=> string(17) "[email protected]" [1]=> string(0) "" [2]=> string(0) "" [3]=> string(4) ".com" }

Use FILTER_VALIDATE_EMAIL filters

Examples

<?php

     Email $ = ' [email protected] ' ; // E-mail address

     if (filter_var($email, FILTER_VALIDATE_EMAIL)) {

          emailMsg $ = " correct mailbox format " ;

      } else {

         emailMsg $ = " Illegal mailbox format " ;

      }

    echo $ emailMsg ;