Online PHP editor | refs for pcBI8

<?php function isIndexNormalized($array){ $recreate = []; foreach($array as $index => $value){ $recreate[$index] = $value; } $recreate[] = "foo"; $array[] = "foo"; return $recreate === $array; } // ------- $array = [0, 1, 2, 3]; unset($array[3]); var_dump(isIndexNormalized($array)); $array[] = "x"; var_dump([0, 1, 2, "x"] === $array, $array); echo "\n\n\n\n"; // ------- $array = [0, 1, 2]; var_dump(isIndexNormalized($array)); $array[] = "x"; var_dump([0, 1, 2, "x"] === $array, $array);