3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x=array(); $x['a'] = 3; print (isset($x['b']['c']['d]));
Output for 7.0.0 - 7.0.25, 7.1.0 - 7.1.11
Parse error: syntax error, unexpected ''d]));' (T_ENCAPSED_AND_WHITESPACE), expecting ']' in /in/43Wi3 on line 6
Process exited with code 255.

preferences:
176.91 ms | 1395 KiB | 45 Q