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@ 2018-10-22T14:58:38Z

<?php

$array = array("one" => 1, "two" => 2, "three" => 3, "four" => 4);

print_r($array);

$first = reset($array);
$last = end($array);

while (current($array) !== $first && key($array) !== null){
    $array[key($array)] = prev($array);
}

$array[key($array)] = $last;

print_r($array);

Output
Performance
VLD
References
Branches

reset: documentation ( source)
print_r: documentation ( source)
end: documentation ( source)
prev: documentation ( source)
key: documentation ( source)
current: documentation ( source)

preferences:dark modelive previewkey bindings

37.69 ms | 409 KiB | 5 Q