QControlBase::GetChildControlIndex PHP Method

    public function GetChildControlIndex($strControlId)
    {
        $intIndex = 0;
        foreach ($this->objChildControlArray as $strControlIdToTest => $objControl) {
            if ($strControlIdToTest == $strControlId) {
                return $intIndex;
            }
            $intIndex++;
        }
        return null;
    }