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<?php $m = ['a' => 1, 0 => 'foo', 'k' => FALSE]; unset($m['a']); var_dump($m); unset($m[1]); var_dump($m);
Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
array(2) { [0]=> string(3) "foo" ["k"]=> bool(false) } array(2) { [0]=> string(3) "foo" ["k"]=> bool(false) }
preferences:
140.07 ms | 408 KiB | 5 Q