使用npm下载包时报错解决办法：--legacy-peer-deps

• npm安装时出现如下错误：

npm ERR! code ERESOLVE
npm ERR! ERESOLVE could not resolve
npm ERR!
npm ERR! While resolving: @vue/eslint-config-standard@6.1.0
npm ERR! Found: eslint-plugin-vue@8.7.1
npm ERR! node_modules/eslint-plugin-vue
npm ERR!   dev eslint-plugin-vue@"^8.0.3" from the root project
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer eslint-plugin-vue@"^7.0.0" from @vue/eslint-config-standard@6.1.0
npm ERR! node_modules/@vue/eslint-config-standard
npm ERR!   dev @vue/eslint-config-standard@"^6.1.0" from the root project
npm ERR!
npm ERR! Conflicting peer dependency: eslint-plugin-vue@7.20.0
npm ERR! node_modules/eslint-plugin-vue
npm ERR!   peer eslint-plugin-vue@"^7.0.0" from @vue/eslint-config-standard@6.1.0
npm ERR!   node_modules/@vue/eslint-config-standard
npm ERR!     dev @vue/eslint-config-standard@"^6.1.0" 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:\Program Files\nodejs\node_cache\_logs\2024-01-12T09_37_48_352Z-eresolve-report.txt

npm ERR! A complete log of this run can be found in: C:\Program Files\nodejs\node_cache\_logs\2024-01-12T09_37_48_352Z-debug-0.log

• 原因：npm版本过高的原因，高于7之后要求会更严格；
• 解决办法：在安装命令后面加上 --legacy-peer-deps。
• --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。