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<?php $strings = [ "New York Marriott Marquis, New York, NY, USA", "New York,# Marriott, Marquis,& New York, NY, USA,", "$$$^^^&&&&&&,&&&&&########New York, NY, USA" ]; $re = '/^(?!(?:.*[*|\":<>[\]{}`\()\';@&$,]){4}).+$/'; foreach ($strings as $string) { preg_match($re, $string, $matches); var_dump($matches); }
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
array(1) { [0]=> string(44) "New York Marriott Marquis, New York, NY, USA" } array(0) { } array(0) { }
preferences:
141.69 ms | 408 KiB | 5 Q