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<?php function swapOffsets(array $array, $offset1, $offset2) { $keys = array_keys($array); $key1 = $keys[$offset1]; $key2 = $keys[$offset2]; $value1 = $array[$key1]; $value2 = $array[$key2]; return array_merge( array_slice($array, 0, $offset1, true), array($key2 => $value2), array_slice($array, $offset1 + 1, $offset2, true), array($key1 => $value1), array_slice($array, $offset2 + 2, null, true) ); } var_dump(swapOffsets(['a' => 1, 'b' => 2, 'c' => 3], 0, 2));

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