3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($i = 1; $i < 256; $++) { $char = chr($i); echo (($i >= '0') ? 'true' : 'false') . "\n"; }
Output for 5.4.0 - 5.4.31
Parse error: syntax error, unexpected '++' (T_INC), expecting variable (T_VARIABLE) or '$' in /in/Qm3to on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_INC, expecting T_VARIABLE or '$' in /in/Qm3to on line 3
Process exited with code 255.
preferences:
191.25 ms | 1395 KiB | 68 Q