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<?php $explicit = [-10 => true, true, true]; $fill = array_fill(-10, 3, true); $push = [-10 => true]; $push[] = true; $push[] = true; var_dump($explicit, $fill, $push);
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { [-10]=> bool(true) [-9]=> bool(true) [-8]=> bool(true) } array(3) { [-10]=> bool(true) [-9]=> bool(true) [-8]=> bool(true) } array(3) { [-10]=> bool(true) [-9]=> bool(true) [-8]=> bool(true) }

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