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<?php $a = [9 => true, 10 => true]; var_dump($a); $b = array_pop($a); var_dump($a); $a[] = false; var_dump($a);
Output for git.master, git.master_jit, rfc.property-hooks
array(2) { [9]=> bool(true) [10]=> bool(true) } array(1) { [9]=> bool(true) } array(2) { [9]=> bool(true) [10]=> bool(false) }

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