3v4l.org

run code in 300+ PHP versions simultaneously
<?php function myfunction() { ?????????? print $string } myfunction("hello, world"); ?>
Output for 7.0.0 - 7.0.2
Parse error: syntax error, unexpected '??' (T_COALESCE) in /in/BeQgQ on line 4
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/BeQgQ on line 4
Process exited with code 255.
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162.41 ms | 1395 KiB | 26 Q