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run code in 200+ php & hhvm versions
Bugs & Features
<?php echo preg_replace('/[ -]/g', '', '+3630 870-68- 23');
Output for 4.3.11 - 7.2.0
Warning: preg_replace(): Unknown modifier 'g' in /in/mqNHe on line 3
Output for 4.3.0 - 4.3.10
Warning: Unknown modifier 'g' in /in/mqNHe on line 3