FILTER_VALIDATE_EMAIL constant in PHP

The FILTER_VALIDATE_EMAIL() constant validates an email address.

Return

The FILTER_VALIDATE_EMAIL() does not return anything.

Example

 Live Demo

<?php
   $myEmail = "[email protected]";
   if (filter_var($myEmail, FILTER_VALIDATE_EMAIL)) {
      echo("$myEmail = valid email address");
   } else {
      echo("$myEmail = invalid email address");
   }
?>

Output

The following is the output.

[email protected] = valid email address