3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array( [0] => "bar", "bar" => "foo", ); print_r($array);
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.28
Warning: Illegal offset type in /in/6pG2a on line 4 Array ( [bar] => foo )
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.28
Parse error: syntax error, unexpected '[', expecting ')' in /in/6pG2a on line 4
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
<br /> <b>Parse error</b>: syntax error, unexpected '[', expecting ')' in <b>/in/6pG2a</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
<br /> <b>Parse error</b>: parse error, unexpected '[', expecting ')' in <b>/in/6pG2a</b> on line <b>4</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error, expecting `')'' in <b>/in/6pG2a</b> on line <b>4</b><br />
Process exited with code 255.
preferences:
246.48 ms | 1395 KiB | 192 Q