解决npm安装依赖冲突的解决办法

npm WARN cli npm v9.6.4 does not support Node.js v14.16.0. This version of npm supports the following node versions: `^14.17.0 || ^16.13.0 || >=18.0.0`. You can find the latest version at https://nodejs.org/.
npm ERR! code ERESOLVE
npm ERR! ERESOLVE could not resolve
npm ERR!
npm ERR! While resolving: less-loader@4.1.0
npm ERR! Found: less@4.1.2
npm ERR! node_modules/less
npm ERR!   less@"^4.1.2" from the root project
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer less@"^2.3.1 || ^3.0.0" from less-loader@4.1.0
npm ERR! node_modules/less-loader
npm ERR!   less-loader@"^4.1.0" from the root project
npm ERR!
npm ERR! Conflicting peer dependency: less@3.13.1
npm ERR! node_modules/less
npm ERR!   peer less@"^2.3.1 || ^3.0.0" from less-loader@4.1.0
npm ERR!   node_modules/less-loader
npm ERR!     less-loader@"^4.1.0" from the root project
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR!
npm ERR!
npm ERR! For a full report see:
npm ERR! C:\Users\Administrator\AppData\Local\npm-cache\_logs\2023-04-14T10_08_49_684Z-eresolve-report.txt

npm ERR! A complete log of this run can be found in: C:\Users\Administrator\AppData\Local\npm-cache\_logs\2023-04-14T10_08_49_684Z-debug-0.log

安装中报错，可以在后面加 –legacy-peer-deps

安装成功。

–legacy-peer-deps标志是在v7中引入的，目的是绕过peerDependency自动安装；它告诉 NPM 忽略项目中引入的各个modules之间的相同modules但不同版本的问题并继续安装，保证各个引入的依赖之间对自身所使用的不同版本modules共存。