Merge pull request nibbstack#261 from 0xcert/sload-sstore

eip-2200
yuanshanhshan · May 20, 2021 · a9bb47a · a9bb47a
2 parents 342793a + 39f6855
commit a9bb47a
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Showing 2 changed files with 2 additions and 8 deletions.
diff --git a/src/contracts/tokens/nf-token-metadata.sol b/src/contracts/tokens/nf-token-metadata.sol
@@ -96,10 +96,7 @@ contract NFTokenMetadata is
   {
     super._burn(_tokenId);
 
-    if (bytes(idToUri[_tokenId]).length != 0)
-    {
-      delete idToUri[_tokenId];
-    }
+    delete idToUri[_tokenId];
   }
 
   /**

diff --git a/src/contracts/tokens/nf-token.sol b/src/contracts/tokens/nf-token.sol
@@ -452,10 +452,7 @@ contract NFToken is
   )
     private
   {
-    if (idToApproval[_tokenId] != address(0))
-    {
-      delete idToApproval[_tokenId];
-    }
+    delete idToApproval[_tokenId];
   }
 
 }