QControlBase::SetCustomAttribute PHP Method

    public function SetCustomAttribute($strName, $strValue)
    {
        $this->blnModified = true;
        if (!is_null($strValue)) {
            $this->strCustomAttributeArray[$strName] = $strValue;
        } else {
            $this->strCustomAttributeArray[$strName] = null;
            unset($this->strCustomAttributeArray[$strName]);
        }
    }