npm: command not found

运行：which npm 找到npm安装路径

[xiaoxin@iZ2zed99h19kmb7fgbjcghZ ~]$ which npm
/usr/local/node/node-v10.14.1-linux-x64/bin/npm

创建软连接

[xiaoxin@iZ2zed99h19kmb7fgbjcghZ ~]$ sudo ln -s /usr/local/node/node-v10.14.1-linux-x64/bin/npm /usr/bin/npm