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<?php $fooBar = [0 => 'foo', 1 => 'bar']; var_dump('loose', in_array(true, $fooBar), in_array(false, $fooBar), in_array(0, $fooBar), in_array(1, $fooBar)); var_dump('strict', in_array(true, $fooBar, true), in_array(false, $fooBar, true), in_array(0, $fooBar, true), in_array(1, $fooBar, true));
Output for 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
string(5) "loose" bool(true) bool(false) bool(false) bool(false) string(6) "strict" bool(false) bool(false) bool(false) bool(false)
preferences:
45.36 ms | 845 KiB | 4 Q