Test file to compare regex strings against different data.

Compare Regex

<?php




$regex = '/^(([^<>()[\]\\.,;:\s@"]+(\.[^<>()[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/';




$show = 'emails';


switch ($show) {
	case 'emails':
		//http://stackoverflow.com/questions/19220158/php-filter-validate-email-does-not-work-correctly
		$test_against = array(
			array('jack@ab-uk.com', true),
			array('test@funnystuff11@hotmail.co.uk', false)
	    );
		break;
}



foreach ($test_against as $var) {
    
    $e = $var[0]; // Email
    $f = $var[1]; // Flag
    
    if (preg_match($regex, $e) == $f) {
        if ($f === true) {
            echo 'Success: Correct Email: ' . $f . ' - ' . $e . '<br />';
        } else {
            echo 'Success: Incorrect email: ' . $f . ' - ' . $e . '<br />';
        }
    } else {
        echo 'FAILURE: Incorrect match: ' . $f . ' - ' . $e . '<br />';
    }
    
}