3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tmp = array('a' => 'b', 'b' => 'c'); serialize($tmp');
Output for 5.4.0 - 5.4.23
Parse error: syntax error, unexpected '');' (T_ENCAPSED_AND_WHITESPACE) in /in/lXtR6 on line 3
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_ENCAPSED_AND_WHITESPACE in /in/lXtR6 on line 3
Process exited with code 255.
preferences:
180 ms | 1395 KiB | 60 Q