# 下载源码
https://github.com/ethereum/go-ethereum/releases
# 解压源码:
tar -xzf go-ethereum-1.9.7.tar.gz
# 编译:
cd go-ethereum-1.9.7
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/** | |
*Submitted for verification at Etherscan.io on 2021-08-18 | |
*/ | |
pragma solidity >=0.6.0 <0.8.0; | |
/* | |
* @dev Provides information about the current execution context, including the | |
* sender of the transaction and its data. While these are generally available | |
* via msg.sender and msg.data, they should not be accessed in such a direct |