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run code in 150+ php & hhvm versions
Bugs & Features
<?php echo preg_replace('/$/mD', ",", "aa\nbb\ncc\n").PHP_EOL;
Output for 4.3.10 - 4.4.9, 5.0.2 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
aa, bb, cc, ,
Output for hhvm-3.10.0

Process exited with code 153.
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/FeheI on line 2 aa, bb, cc, ,PHP_EOL