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<?php $master = array(); $arrColors = array('R', 'B', 'G' ,'Y'); $arrNumbers = array('1', '2', '3', '4'); foreach($arrColors as $color) { foreach($arrNumbers as $num) { $arr2 = array_push($master, $color); //$master += array($color => $num); //echo $color.' => '.$num; //echo "\n"; } array_push($arr2, $num); } print_r($master);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: array_push(): Argument #1 ($array) must be of type array, int given in /in/HSrTA:13 Stack trace: #0 /in/HSrTA(13): array_push(4, '4') #1 {main} thrown in /in/HSrTA on line 13
Process exited with code 255.

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