Write a simple nodejs script

1. Create a script folder

2. initialization

npm init -y

3. stay package.json Add script command to file

  "bin": {
    "recat": "./index.js"
  },

4. The same as creating in the directory index.js file , Content

#!/usr/bin/env node
const argvArr = process.argv;
console.log(argvArr);

5. Run the command

npm link

6. You can run the script on the command line

recat