Transfer Attribute value from one attribute to another attribute in magento

You can transfer Attribute value from one attribute to another attribute in magento

public function changeattrAction()
    {
        //echo 'tes';exit;
        $products = Mage::getModel('catalog/product')->getCollection()->addAttributeToSelect('*');
     
        $j = 0;
        //echo count($products->getData());exit;
        foreach ($products as $k=>$product):
            if($j >= 5000 && $j < 5500){
                //echo $j;
             
                if($product->getH1() != ''){
                    echo $j.'. '.$product->getId().' '.$product->getH1().'<br>';
                    $product->setH1copy($product->getH1());
                    $product->save();
                }
            }
            $j = $j+1;
         
        endforeach;
    }