for ($index = 0; $index <= (scalar(@array) - 1); ++$index)
{
    if ($array[$index] == $whatever)
    {
         splice ("array, $index, 1);
    }
}

##</code><code>##

$index = 0;
foreach $thing(@array)
{
    if ($thing == $whatever)
    {
        splice (@array, $index, 1);
    }
    
    ++$index;
}