QControlBase::RemoveChildControl PHP Method

    public function RemoveChildControl($strControlId, $blnRemoveFromForm)
    {
        $this->blnModified = true;
        if (array_key_exists($strControlId, $this->objChildControlArray)) {
            $objChildControl = $this->objChildControlArray[$strControlId];
            $objChildControl->objParentControl = null;
            unset($this->objChildControlArray[$strControlId]);
            if ($blnRemoveFromForm) {
                $this->objForm->RemoveControl($objChildControl->ControlId);
            }
        }
    }