How to modify a key's value in a JSON file from command line

Question

Is it possible to change the value of a key in a JSON file from command line?

e.g., in package.json:

Change

{
    .         


        

Answer 1

The anoter way is to open the file itself in terminal :

pico filename.json

edit it then save then exit.

check if correct changes were made:

cat filename.json