3v4l.org

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<?php $year = "2008"; $range = "2008-2013"; $shite = "20008-2013"; $shite2 = "2008-20013"; $shite3 = "2008-"; $shite4 = "-2013"; $regex = "/(\d{4}+(?:-\d{4}+)?)/is"; $matches = array(array()); preg_match($regex, $range, $matches[0]); preg_match($regex, $year, $matches[1]); preg_match($regex, $shite, $matches[2]); preg_match($regex, $shite2, $matches[3]); preg_match($regex, $shite3, $matches[4]); preg_match($regex, $shite4, $matches[5]); print_r($matches); ?>
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 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 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 - 8.1.27, 8.2.0 - 8.2.17, 8.3.0 - 8.3.4
Array ( [0] => Array ( [0] => 2008-2013 [1] => 2008-2013 ) [1] => Array ( [0] => 2008 [1] => 2008 ) [2] => Array ( [0] => 2000 [1] => 2000 ) [3] => Array ( [0] => 2008-2001 [1] => 2008-2001 ) [4] => Array ( [0] => 2008 [1] => 2008 ) [5] => Array ( [0] => 2013 [1] => 2013 ) )

preferences:
275.76 ms | 406 KiB | 367 Q