3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $a='aa\sss\eee'; $b="aa\sss\\eee"; echo $a; echo PHP_EOL; echo $b;
Output for 4.3.10 - 4.4.9, 5.0.2 - 7.2.0
aa\sss\eee aa\sss\eee
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
aa\sss\eee Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/PIYbb on line 9 PHP_EOLaa\sss\eee