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run code in 150+ php & hhvm versions
Bugs & Features
<?php // Positive numbers: echo preg_replace("/ela4|lva1/g","","ela4-db10.prod,lva1-db100.prod"); ?>
Output for 4.3.11 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_replace(): Unknown modifier 'g' in /in/gc3Xd on line 3
Output for hhvm-3.10.0 - 3.12.0
Warning: Unknown modifier 'g': [/ela4|lva1/g] in /in/gc3Xd on line 3
Output for 4.3.0 - 4.3.10
Warning: Unknown modifier 'g' in /in/gc3Xd on line 3