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run code in 150+ php & hhvm versions
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<?php if (empty($firstname)) {$errors[] =" First Name Can not be Empty <br> ";} if (empty($lastname)) {$errors[] =" Last Name Can not be Empty <br> ";} if (empty($street)) {$errors[] =" Street Can not be Empty <br> ";} if (empty($suburb)) {$errors[] =" Suburb Can not be Empty <br> ";} if (empty($postcode)) {$errors[] =" Postcode Can not be Empty <br> ";} // elseif (!is_numeric($postcode)) {$errors[] =" Postcode must be numeric ";} elseif(!preg_match("/\^\(\[0\-9\]\{5\}\(\[\-\\s\]\?\[0\-9\]\{4\}\)\?\)\$/", $postcode)) {$errors[] =" Please enter a valid post number <br> ";} if( !preg_match("/^[_a-z0-9-]+(.[_a-z0-9-]+)*@[a-z0-9-]+(.[a-z0-9-]+)*(.[a-z]{2,3})$/i", $myemail) ) {$errors[] =" You have entered and invalid email address <br> ";} if (empty($DOB)) {$errors[] =" Date only <br> ";} ?>
Output for 5.0.4 - 7.1.0
Notice: Undefined variable: myemail in /in/qbOcN on line 10
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: myemail in /in/qbOcN on line 10