nvm, node version management software

1. Install nvm, you can switch the node version
    1. For vue2 projects, use node14
    2. For vue3 projects, use node18     1. * points to the current version 6. nvm install version number, install the node version 5 . nvm ls, list the currently installed versions     1. nvm ls available, check the node version that can be installed 4. Check npm and nodejs versions         2. When installing, remember to check Add to system In the environment variable         1. You can use the default installation, or you can choose the installation directory yourself. Do not have Chinese characters in the path.     3. Note ,     2. Then select the installation path of nodejs, D:\profile\nodejs     1 . First select the installation path of nvm, D:\profile\nvm 3. nvm installation:
2. nvm is a nodejs version management tool that can install and switch different versions of nodejs