<?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));
- Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.31, 7.1.0 - 7.1.23, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
- array(5) {
["a"]=>
int(1)
["d"]=>
int(4)
["c"]=>
int(3)
["b"]=>
int(2)
["e"]=>
int(5)
}
- Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
- Parse error: syntax error, unexpected '[', expecting ')' in /in/P8NpE on line 19
Process exited with code 255. - Output for 5.0.0 - 5.0.5
- Parse error: parse error, unexpected T_ARRAY, expecting '&' or T_VARIABLE in /in/P8NpE on line 3
Process exited with code 255. - Output for 4.4.2 - 4.4.9
- Parse error: syntax error, unexpected T_ARRAY, expecting ')' in /in/P8NpE on line 3
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1
- Parse error: parse error, unexpected T_ARRAY, expecting ')' in /in/P8NpE on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error, expecting `')'' in /in/P8NpE on line 3
Process exited with code 255.
preferences:
270.42 ms | 401 KiB | 417 Q