3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "post_processed_string"; $b = "array("post_", "_"); $c = array("", " "); $d = ucwords(str_replace($b,$c,$a)); echo $d; ?>
Output for 5.4.0 - 5.4.27
Parse error: syntax error, unexpected 'post_' (T_STRING) in /in/Q9mka on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_STRING in /in/Q9mka on line 3
Process exited with code 255.
preferences:
192.41 ms | 1395 KiB | 64 Q