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<?php $a = []; $a[2] = 22; $a[1] = 11; $a[3] = 33; $a[null] = 0; foreach ($a as $key => $value) { var_dump($key, $value); }
Output for git.master, git.master_jit, rfc.property-hooks
int(2) int(22) int(1) int(11) int(3) int(33) string(0) "" int(0)

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