3v4l.org

run code in 300+ PHP versions simultaneously
<pre><?php $x = [ 'email' => 'test@esky.pl', 'list_id' => 100, 'additional' => 'pipe=separated|additional=values|system=iOS|system version=10.0 RC' ]; print_r($x); $x = [ 'email' => 'test@esky.pl', 'id' => 100, 'additional_data' => [ 'system' => 'iOS', 'system version' => '10.0 RC' ]]; print_r($x);
Output for 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 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
<pre>Array ( [email] => test@esky.pl [list_id] => 100 [additional] => pipe=separated|additional=values|system=iOS|system version=10.0 RC ) Array ( [email] => test@esky.pl [id] => 100 [additional_data] => Array ( [system] => iOS [system version] => 10.0 RC ) )
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/g0ZGg on line 2
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
Parse error: parse error, unexpected '[' in /in/g0ZGg on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/g0ZGg on line 2
Process exited with code 255.

preferences:
224.15 ms | 401 KiB | 353 Q