解决npm安装 appium时报错问题

ray@c********* ~ % npm install -g appium

npm ERR! code EACCES

npm ERR! syscall mkdir

npm ERR! path /usr/local/lib/node_modules/appium

npm ERR! errno -13

npm ERR! Error: EACCES: permission denied, mkdir '/usr/local/lib/node_modules/appium'

npm ERR!  [Error: EACCES: permission denied, mkdir '/usr/local/lib/node_modules/appium'] {

npm ERR!   errno: -13,

npm ERR!   code: 'EACCES',

npm ERR!   syscall: 'mkdir',

npm ERR!   path: '/usr/local/lib/node_modules/appium'

npm ERR! }

npm ERR!

npm ERR! The operation was rejected by your operating system.

npm ERR! It is likely you do not have the permissions to access this file as the current user

npm ERR!

npm ERR! If you believe this might be a permissions issue, please double-check the

npm ERR! permissions of the file and its containing directories, or try running

npm ERR! the command again as root/Administrator.

npm ERR! A complete log of this run can be found in:

npm ERR!     /Users/***/.npm/_logs/2022-11-11T08_55_15_722Z-debug.log

使用npm install -g appium  安装appium时，报错如上，在安装命令前加sudo
在终端执行命令 sudo npm install -g appium。