    public static function cleanLink($fulllink)
    {
        if(substr($fulllink, -1) == '/') $fulllink = substr($fulllink, 0, -1);
        return $fulllink;
    }
The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.