Typescript Map throwing error while using its functions (mapobject.keys() is not a function)

Question

I am a new bee in typescript , In my angular4 project I am receiving a map object as a json.

so I declared a class that is given bellow

Answer 1

You can get the values using key like this:

for (const key in formConfig) {
  console.log('The value for ' + key + ' is = ' + formConfig[key]);
}

And getting array of the Object's key values is done like this:

keys: string [] = Object.keys(formConfig);