3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = ('name'=>'Patrick','age'=>41); print_r ($data->values); ?>
Output for 5.4.0 - 5.4.22
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW) in /in/mm21X on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected T_DOUBLE_ARROW in /in/mm21X on line 2
Process exited with code 255.

preferences:
187.83 ms | 940 KiB | 59 Q