Json.parse

-Json.parse takes a json string and transform it into a javascript object or

-it is used to convert text into js object.

-can also take an second argument fo ora reviver function that can transform the object values before they are returned.

json.stringfy

-json.stringfy takes a javascript object and transforms it into a json string.

-Can also take two additional arguments, the first one being a replacer function and

-the second a string or Number value to use as a space in the returned string.