zsh: command not found:

zsh: command not found: npm 等问题

直接卸载

 sudo npm uninstall npm -g
 
 sudo rm -rf /usr/local/lib/node /usr/local/lib/node_modules /var/db/receipts/org.nodejs.*
 
 sudo rm -rf /usr/local/include/node /Users/$USER/.npm
 
 sudo rm /usr/local/bin/node
 
 sudo rm /usr/local/share/man/man1/node.1
 
 sudo rm /usr/local/lib/dtrace/node.d

查看卸载干净没有
node -v
npm-v
重新安装 nodejs npm
官网地址 ：https://nodejs.org/en/download/current/