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<?php $multiarr = [ ['Fruit' => 'Apples'], ['Fruit' => 'Bananas'], ['Fruit' => 'Oranges'], ['Veg' => 'Carrot'], //['Veg' => 'Leek'], ]; foreach ($multiarr as $array) { foreach ($array as $key=>$val) { $newarray[$key][] = $val; } } var_export($newarray); echo "\n---\n"; var_export(array_merge_recursive(...$multiarr));
Output for 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 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
array ( 'Fruit' => array ( 0 => 'Apples', 1 => 'Bananas', 2 => 'Oranges', ), 'Veg' => array ( 0 => 'Carrot', ), ) --- array ( 'Fruit' => array ( 0 => 'Apples', 1 => 'Bananas', 2 => 'Oranges', ), 'Veg' => 'Carrot', )
preferences:
134.94 ms | 408 KiB | 5 Q