3v4l.org

run code in 300+ PHP versions simultaneously
<?php function splitStreetNameNumber($str) { $str = trim($str); if (0 >= strlen($str)) { return false; } $t = preg_split('/[0-9]+/', $str); return array( 'name' => trim($t[0]), 'num' => trim(str_replace(trim($t[0]), '', $str)), ); } $a = array( 'Karlstr. 2', '12345', 'Karl Straße 2d', 'Karlsplatz 14 a', '', 'Karlsplatz', ); foreach($a as $b) { $c = splitStreetNameNumber($b); print_r($c); }

preferences:
29.93 ms | 402 KiB | 5 Q