use forge install Install Forge
In One-click chain and coin issuance We already know how to get the release version of Forge, that is, use forge install latest To install the latest version, of course if you know exactly which version you want to install, for example v0.37.7Can be executed forge install v0.37.7For detailed usage of installing Forge distribution, see the following demo:
Attentive students may notice that two installations were performed in the demo, and the command for the second installation was: forge install v0.37.7 --force,one of them --force The parameter is a forced re-download, because by default Forge CLI supports continuing to download an incomplete and incomplete version.
use forge download Download Forge
Follow forge install Similar one forge download Command, the functions of the two are almost the same, the difference is that forge install After the download is complete, the Forge version currently used by the current Forge CLI will be switched to the version just downloaded, and forge download Without this step, this is because Forge CLI supports the creation of multiple chains by default, and supports different chains using different versions of Forge. Forge CLI needs to know which version the user wants to use when creating a new chain.
downloadwithinstallationThe difference is like the difference between downloading and installing when you want to install a software in your computer.
In some cases we just needdownloadA version of Forge release, like we are doing On-chain upgradeYou need to download the version you want to upgrade to locally first.