From 8ad458e9556550b10f09ea9042dbff6c63d1302f Mon Sep 17 00:00:00 2001
From: Santiago Palladino <santiago@openzeppelin.com>
Date: Wed, 19 May 2021 16:07:56 -0300
Subject: [PATCH] Explain how baseURI is used for building the tokenURI (#2679)

---
 contracts/token/ERC721/ERC721.sol | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/contracts/token/ERC721/ERC721.sol b/contracts/token/ERC721/ERC721.sol
index c2445b76d..d26ee2d15 100644
--- a/contracts/token/ERC721/ERC721.sol
+++ b/contracts/token/ERC721/ERC721.sol
@@ -98,8 +98,9 @@ contract ERC721 is Context, ERC165, IERC721, IERC721Metadata {
     }
 
     /**
-     * @dev Base URI for computing {tokenURI}. Empty by default, can be overriden
-     * in child contracts.
+     * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each
+     * token will be the concatenation of the `baseURI` and the `tokenId`. Empty 
+     * by default, can be overriden in child contracts.
      */
     function _baseURI() internal view virtual returns (string memory) {
         return "";