3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = 1; $b = 10; echo (++$a + --$b++ + --$a)."\n"; echo $a.", ".$b;
Output for 5.4.0 - 5.4.27
Parse error: syntax error, unexpected '++' (T_INC) in /in/CcEZm on line 6
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.28
Parse error: syntax error, unexpected T_INC in /in/CcEZm on line 6
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_INC in /in/CcEZm on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/CcEZm on line 6
Process exited with code 255.