1、首先要安裝nodejs中npm工具。
2、打開終端。
3、輸入如下代碼將報錯。
npm install ios-sim -g
npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules
npm ERR! code EACCES
npm ERR! syscall access
npm ERR! path /usr/local/lib/node_modules
npm ERR! errno -13
npm ERR! Error: EACCES: permission denied, access '/usr/local/lib/node_modules'
npm ERR! [Error: EACCES: permission denied, access '/usr/local/lib/node_modules'] {
npm ERR! stack: "Error: EACCES: permission denied, access '/usr/local/lib/node_modules'",
npm ERR! errno: -13,
npm ERR! code: 'EACCES',
npm ERR! syscall: 'access',
npm ERR! path: '/usr/local/lib/node_modules'
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/zhang/.npm/_logs/2020-02-14T07_49_08_703Z-debug.log
3、原因：權限問題。解決“輸入如下代碼。（需要輸入密碼）
sudo npm install ios-sim -g
zhang@zhangdeMac / % sudo npm install ios-sim -g
Password:
/usr/local/bin/ios-sim -> /usr/local/lib/node_modules/ios-sim/bin/ios-sim
+ [email protected]
added 11 packages from 20 contributors in 5.036s