Update Marketplace.sol

Level2/Marketplace/Marketplace.sol

@@ -4,27 +4,27 @@ pragma solidity >=0.7.0 <0.9.0;
 
 struct selling_item{
     string Name;
-    uint   Id;
-    uint   Cost;
-    uint   Time;
+    uint Id;
+    uint Cost;
+    uint Time;
 }
 
 contract shop{
     string[] buyer;
-    mapping(uint=>string) itemlist; // this has been made to get the partcular name of the item through the id
+    mapping(uint=>string) itemlist; // this has been made to get the particular name of the item through the id
     selling_item[] public  selling_items; // this is the object of the struct
     address seller; // address of the owner
     mapping(uint=>uint) cost; // This is used to map b/w the id and the cost .
     constructor(){
         seller = msg.sender;
     }
 
-    modifier onlyonwner(){
+    modifier onlyOwner(){
         require(seller == msg.sender,"You are not allowed to do this ");
         _;
     }
 
-    function AllItem(string memory _Name , uint _Id, uint _Cost)  public onlyonwner{
+    function AllItem(string memory _Name , uint _Id, uint _Cost)  public onlyOwner{
         itemlist[_Id] =_Name;
         cost[_Id] = _Cost;
         selling_items.push(selling_item(_Name,_Id,_Cost,block.timestamp));
@@ -33,12 +33,12 @@ contract shop{
     function buy(uint _Id)  public payable{
         uint n = cost[_Id];
         uint cost_ether=(n*10**18); // This is used to convert the amount into the ether
-        require(cost_ether==msg.value,"Less sufficent amount");
+        require(cost_ether==msg.value,"Less sufficient amount");
         buyer.push(itemlist[_Id]);
     }
     function view_item() view  public returns(string[]memory){
         return buyer;
     }
 
 
-}
+}