Add "available since" on Base64.sol

3 years ago · bfd05d9646
parent 574f3b89e1
commit bfd05d9646
1 changed files with 2 additions and 0 deletions
--- a/contracts/utils/Base64.sol
+++ b/contracts/utils/Base64.sol
@ -4,6 +4,8 @@ pragma solidity ^0.8.0;

 /**
 * @dev Provides a set of functions to operate with Base64 strings.
+ *
+ * _Available since v4.5._
 */
 library Base64 {
    /**