3v4l.org

run code in 300+ PHP versions simultaneously
<?php $master = array(); $arrColors = array('R', 'B', 'G' ,'Y'); $arrNumbers = array('1', '2', '3', '4'); foreach($arrColors as $color) { foreach($arrNumbers as $num) { $master = ($color => $num) //echo $color.' => '.$num; //echo "\n"; } } print_r($master);
Output for 5.4.0 - 5.4.32
Parse error: syntax error, unexpected '=>' (T_DOUBLE_ARROW) in /in/AaSj9 on line 8
Process exited with code 255.
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 T_DOUBLE_ARROW in /in/AaSj9 on line 8
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 T_DOUBLE_ARROW in /in/AaSj9 on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/AaSj9 on line 8
Process exited with code 255.

preferences:
247.12 ms | 1395 KiB | 123 Q