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How to save gas?

1. 使用短路模式排序 Solidity 操作 短路（short-circuiting）是一种使用或 / 与逻辑来排序不同成本操作的 solidity 合约 开发模式，它将低 gas 成本的操作放在前面，高 gas 成本的操作放在后面，这样如果前面的低成本操作可行，就可以跳过…
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Ethernaut闯关小记

本系列是OpenZeppelin Ethernaut CTF 的闯关记录，旨在边玩边学习 Solidity 安全
Solidity165
Ownership of this blog data is guaranteed by blockchain and smart contracts to the creator alone.