code: public function setRow(array $arrData)
  	{
  		if ($this->intIndex < 0)
  		{
  			$this->first();
  		}
  
  		$this->arrModels[$this->intIndex]->setRow($arrData);
  
  		return $this;
  	}
docs: Set the current row from an array
  
  @param array $arrData The row data as array
  
  @return static The model collection object