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<?php $email_a = "test@123.nl"; $email_b = "test"; if(filter_var($email_a, FILTER_VALIDATE_EMAIL)) { echo "$email_a is correct."; } else { echo "foutief emailadres"; } ?>
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Undefined constant " FILTER_VALIDATE_EMAIL" in /in/FZI1v:6 Stack trace: #0 {main} thrown in /in/FZI1v on line 6
Process exited with code 255.

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