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<?php $a = [ 123 ]; $b = $a; var_dump($a); var_dump($b); $a[0] = 456; var_dump($a); var_dump($b);
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { [0]=> int(123) } array(1) { [0]=> int(123) } array(1) { [0]=> int(456) } array(1) { [0]=> int(123) }

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