Michael.W基于Foundry精读Openzeppelin第13期——Checkpoints.sol
Michael.W基于Foundry精读Openzeppelin第13期——Checkpoints.sol0.版本0.1Checkpoints.sol1.目标合约2.代码精读2.1History体系2.1.1push(Historystorageself,uint256value)&&push(Historystorageself,function(uint256,uint256)viewretu