<?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 - $offset1 - 1, true),
array($key1 => $value1),
array_slice($array, $offset2 + 1, null, true)
);
}
var_dump(swapOffsets(['a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5], 1, 3));
preferences:
47.01 ms | 402 KiB | 5 Q