3v4l.org

run code in 300+ PHP versions simultaneously
<?php $cb = function(){ $var = 'This is a function'; } $cb();
Output for 5.4.0 - 5.4.21
Parse error: syntax error, unexpected '$cb' (T_VARIABLE) in /in/0gg1g on line 6
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_VARIABLE in /in/0gg1g on line 6
Process exited with code 255.
preferences:
212.24 ms | 1395 KiB | 57 Q