Saved search to get the Location OnHand from Item record

/* Function to get the onhand quantity of item
* @param {itemID}
* @param {locName}
* @return {searchResultCount}
*/
function fetchItemOnhandQunatity(itemID, locName)
{
var inventoryitemSearchObj = search.create({
   type: "inventoryitem",
   filters:
   [
      ["type","anyof","InvtPart"], 
      "AND", 
      ["internalidnumber","equalto",itemID], 
      "AND", 
      ["inventorylocation.name","is",locName]
   ],
   columns:
   [
      search.createColumn({
         name: "itemid",
         sort: search.Sort.ASC,
         label: "Name"
      }),
      search.createColumn({
         name: "name",
         join: "inventoryLocation",
         label: "Name"
      }),
      search.createColumn({name: "locationquantityonhand", label: "Location On Hand"})
   ]
});
var searchResultCount = inventoryitemSearchObj.runPaged().count;
return searchResultCount ;
}