how to convert list to json code example

Example 1: list to json python

import json
friends_list = [
    'John','Rambo','Sam',
]
json_format = json.dumps(friends_list)
print(json_format)
print(type(json_format))
#PYTHON OUTPUT
["John", "Rambo", "Sam"]
<class 'str'>

Example 2: how to convert a list of json to list of array

dataArray = [{"Value":10,"ValuePourcent":2},{"Value":20,"ValuePourcent":3},{"Value":51,"ValuePourcent":1}]

newFormat = dataArray.map(function(e){
                  return [e["Value"], e["ValuePourcent"]]
                  });