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run code in 300+ PHP versions simultaneously
<?php $address = "Flat 2 House Name 21 Another Road"; echo preg_match('/(Flat\s\d+) (\w+)(\s\d+)/i', $address) . PHP_EOL; $address = preg_replace('/(Flat\s\d+) (\w+)(\s\d+)/i', '\\1, \\2, \\3', $address); echo $address;
Output for 4.3.10 - 4.3.11, 4.4.0 - 4.4.9, 5.0.2 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.7
0 Flat 2 House Name 21 Another Road
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/Z6s6W on line 5 0PHP_EOLFlat 2 House Name 21 Another Road

preferences:
227.42 ms | 402 KiB | 359 Q