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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
$array = [1,2,3,4,5];
function getNext($array, $prev = false)
{
shuffle($array);
if (!$prev) {
return current($array);
}
do {
$next = current($array);
} while ($next != $prev);
return $next;
}
echo getNext($array);