Copy Below Code View As A Text File Show Text Only Show API Edit Code

                            
1 -Open  File > Preferences > Settings
2- Enter "Code Action on Save" in the search bar,
3-  You will get the first selection, Saying "Edit in settings.json", and click on it. 
4- Add the below code at end of the file 

"editor.codeActionsOnSave": {
    "source.fixAll.eslint": true
  },
  "eslint.validate": ["javascript"],