3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $string = "AS A SINGLE FOOTSTEP WILL NOT MAKE A PATH ON THE EARTH, SO A SINGLE THOUGHT WILL NOT MAKE A PATHWAY IN THE MIND. TO MAKE A DEEP PHYSICAL PATH, WE WALK AGAIN AND AGAIN. TO MAKE A DEEP MENTAL PATH, WE MUST THINK OVER AND OVER, THE KIND OF THOUGHTS WE WISH TO DOMINATE OUR LIVES."; echo str_to_lower($string);
Output for 7.0.0 - 7.1.0
Fatal error: Uncaught Error: Call to undefined function str_to_lower() in /in/B5UOX:5 Stack trace: #0 {main} thrown in /in/B5UOX on line 5
Process exited with code 255.
Output for hhvm-3.12.0 - 3.13.2
Fatal error: Uncaught Error: Call to undefined function str_to_lower() in /in/B5UOX:5 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.0.0 - 5.6.26, hhvm-3.10.0
Fatal error: Call to undefined function str_to_lower() in /in/B5UOX on line 5
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: str_to_lower() in /in/B5UOX on line 5
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: str_to_lower() in /in/B5UOX on line 5
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: str_to_lower() in /in/B5UOX on line 5