how to change solidity compiler version note that nightly builds are considered to be strictly less than the released version. v0.8.12-nightly.2022.1.29+commit.ef8911a6. Compiler Features: AssemblyStack: Also run opcode-based optimizer when compiling Yul code. Set it by opening your VS Code setting at /home/userXYZ/.config/Code/User/settings.json in Linux, then change the compiler version like below "solidity.compileUsingLocalVersion": "null", "solidity.compileUsingRemoteVersion" : "v0.8.0+commit.c7dfd78e", Using a different version of the solidity compiler. If you want to help developing Solidity, you should fork Solidity and add your personal fork as a second remote: cd solidity git remote add personal git@github.com: [username]/solidity.git. pragma solidity >0.5.2; For more information, look at this ticket. To bring the contract up to date with the current Solidity version, the following upgrade modules have to be executed: constructor-visibility, now and dotsyntax. Since we set the solidity version of our compiler to 0.8.3 in hardhat.config.js, let's also be sure to update our contract to use the same version of solidity: // contracts/Greeter.sol pragma solidity ^0.8.3; How to Read and Write to the Ethereum Blockchain You will notice a build/contracts directory was created: it holds the compiled artifacts (bytecode and metadata), which are .json ⦠How to upgrade solidity compiler in truffle - Ethereum Stack ⦠The above contract will not compile starting from 0.7.0. To bring the contract up to date with the current Solidity version, the following upgrade modules have to be executed: constructor-visibility, nowand dotsyntax. But in hardhat.config.js the compiler version was 0.7.3. How to Use Solidity on VS Code â An Easy Beginnerâs Guide