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run code in 150+ php & hhvm versions
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<?php $regex = "/(.*volume:\s+)([0-9]+)(%)/g"; $text = "volume: 90%"; preg_match($regex , $text, $matches); var_dump($matches);
based on PEefX
Output for 5.2.0 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_match(): Unknown modifier 'g' in /in/2BQKX on line 4 NULL
Output for hhvm-3.10.0 - 3.12.0
Warning: Unknown modifier 'g': [/(.*volume:\s+)([0-9]+)(%)/g] in /in/2BQKX on line 4 NULL
Output for 4.3.11 - 5.1.6
Warning: preg_match(): Unknown modifier 'g' in /in/2BQKX on line 4 array(0) { }
Output for 4.3.0 - 4.3.10
Warning: Unknown modifier 'g' in /in/2BQKX on line 4 array(0) { }