3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "Patient will come in earlier\n\nPacket emailed 2012-06-14 11:30:06\n\nPacket emailed 2012-06-12 12:32:04"; $pattern = "/packet (e{0,1}mailed) \d{4}-(\d{2}-\d{2})/i"; preg_match_all($pattern,$string,$matches,PREG_SET_ORDER); //print_r($matches[count($matches)-1]); echo $matches[count($matches)-1][1]; ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 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, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 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
emailed
preferences:
309.5 ms | 406 KiB | 460 Q