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How to solve the problem of solidness version and package?
2022-02-03 20:42:53 【Q & A of Denglian community】
Take the answer 1：
Your current choice is 0.7.6 Version of compiler .
and pragma solidity ^0.8.0 Indicates that the code needs to use >=0.8.0 <0.9.0 Compiler for （ That is, only the third party is supported 3 Version number changes ）. Reference documents ：https://learnblockchain.cn/docs/solidity/layout-of-source-files.html#pragmas
You can modify the source code perhaps Change the compiler version .
author[Q & A of Denglian community],Please bring the original link to reprint, thank you.
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