javascript - Error when running the command of vue source code

Question

As shown:

Answer 1

npm install --save-dev cross-env

然后在package.json中添加cross-env，例如下面的形式

"dev": "cross-env TARGET=web-full-dev ……"

Answer 2

The error message indicates that there is a problem with the environment variables, and the TARGET variable is not set correctly. You can try running this command in Git bash.

Answer 3

You may need to add the target command to the basic command