3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = date("YW", mktime(0, 0, 0, 1, 1, date('Y')); echo $x;
Output for 7.0.0 - 7.0.1
Parse error: syntax error, unexpected ';', expecting ',' or ')' in /in/5ibc8 on line 3
Process exited with code 255.
Output for 5.5.24 - 5.5.30, 5.6.8 - 5.6.16
Parse error: syntax error, unexpected ';' in /in/5ibc8 on line 3
Process exited with code 255.

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