3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = new \StdClass; $var2 = array('foo', 'bar'); function test($var1, $var2) { return ($var->$var2)[0]; }
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Parse error: syntax error, unexpected '[' in /in/gjlKW on line 6
Process exited with code 255.
preferences:
180.03 ms | 402 KiB | 198 Q