How to get store URL by store code or store Id

Here are 2 ways to get home URL of Magento stores
1. By store CODE

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function getStoreByCode($storeCode) {         $stores = array_keys(Mage::app()->getStores());         foreach($stores as $id){           $store = Mage::app()->getStore($id);           if($store->getCode()==$storeCode) {             return $store;           }          }          return null; // if not found } $store = getStoreByCode('default'); $store->getUrl('');

2. By store ID

1 2	$storeId = 1; Mage::getModel('core/store')->load($storeId)->getUrl('');