javascript - After node is installed, npm always reports that it is not an internal command. How to solve it?

Question

Overview I have tried multiple versions of node on win10 system. Problem 1: The following error is reported all the time! Problem 2: npm can install dependent packages, but it cannot run. For example, npm run dev will report the following error.

PHP中文网 · Answer

It should be that the environment variables are not set properly.
You can refer to here:/a/11...

phpcn_u1582 · Answer

npm run dev must be run in the directory with package.json

怪我咯 · Answer

The directory is not entered, right?

ringa_lee · Answer

添加系统环境变量,选择安装的node目录

用户环境变量，也就是其他npm包的位置

世界只因有你 · Answer

I guess it’s because the command line tool you have is not working properly. Don’t use the one that comes with node. Try using cmd

漂亮男人 · Answer

Create a new user variable NODE_PATH in Advanced System Settings-Environment Variables
Value C:Program Filesnodejsnode_modules

ringa_lee · Answer

Does your node have environment variables?

javascript - After node is installed, npm always reports that it is not an internal command. How to solve it?

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