@ 2014-02-28T14:05:53Z <?php
function array_flip_keys($array, $x, $y)
{
if(array_key_exists($x, $array) && array_key_exists($y, $array))
{
$result = [];
foreach($array as $key=>$value)
{
switch($key)
{
case $x:
$result[$y]=$array[$y];
continue;
case $y:
$result[$x]=$array[$x];
continue;
default:
$result[$key]=$value;
}
}
return $result;
}
return $array;
}
$array = ['foo', 'bar', 'baz', 'feo'];
var_dump(array_flip_keys($array, 1, 3));
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Output for 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 Warning: "continue" targeting switch is equivalent to "break". Did you mean to use "continue 2"? in /in/9jK8Q on line 14
Warning: "continue" targeting switch is equivalent to "break". Did you mean to use "continue 2"? in /in/9jK8Q on line 17
array(4) {
[0]=>
string(3) "foo"
[3]=>
string(3) "feo"
[2]=>
string(3) "baz"
[1]=>
string(3) "bar"
}
Output for 5.4.0 - 5.4.45 , 5.5.0 - 5.5.38 , 5.6.0 - 5.6.28 , 7.0.0 - 7.0.20 , 7.1.0 - 7.1.20 , 7.2.5 - 7.2.33 array(4) {
[0]=>
string(3) "foo"
[3]=>
string(3) "feo"
[2]=>
string(3) "baz"
[1]=>
string(3) "bar"
}
Output for 4.4.2 - 4.4.9 , 5.1.0 - 5.1.6 , 5.2.0 - 5.2.17 , 5.3.0 - 5.3.29 Parse error: syntax error, unexpected '[' in /in/9jK8Q on line 7
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 , 5.0.0 - 5.0.5 Parse error: parse error, unexpected '[' in /in/9jK8Q on line 7
Process exited with code 255 . Output for 4.3.2 - 4.3.4 Parse error: parse error in /in/9jK8Q on line 7
Process exited with code 255 . preferences:dark mode live preview
284.15 ms | 401 KiB | 356 Q