3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo preg_replace('/<!--(=\$.*)-->/g', '<?$1?>', '<!--=$--> adsd asd asd a asda sda da sd a<!--=$--> sd asdasdas <!--=$-->');
Output for 4.3.11 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_replace(): Unknown modifier 'g' in /in/h4ZQ8 on line 8
Output for hhvm-3.10.0 - 3.12.0
Warning: Unknown modifier 'g': [/<!--(=\$.*)-->/g] in /in/h4ZQ8 on line 8
Output for 4.3.0 - 4.3.10
Warning: Unknown modifier 'g' in /in/h4ZQ8 on line 8