How to create JSON from a dictionary in Swift 4?

Question

Edit: I have read the other answers on SO for the same issue , however Im unable to get the desired output. I have tried many variations as suggested in other questions but

Answer 1

Now JSONEncoder can do the work easily.

let encoder = JSONEncoder()

encoder.outputFormatting = .prettyPrinted

let data = try encoder.encode(yourDictionary)

print(String(data: data, encoding: .utf8)!)