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<?php $cat = '-1'; $dog = '1'; $otherKey = 'greeting'; $content1 = 'hi mom'; $content2 = 'hi dad'; $someArray = array(); $someArray[$cat][$otherKey][] = $content1; $someArray[$dog][$otherKey][] = $content2; var_dump($someArray);
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [-1]=> array(1) { ["greeting"]=> array(1) { [0]=> string(6) "hi mom" } } [1]=> array(1) { ["greeting"]=> array(1) { [0]=> string(6) "hi dad" } } }

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