convert dictionary to json string swift code example
Example 1: swift convert dictionary to json
let dic = ["2": "B", "1": "A", "3": "C"]
let encoder = JSONEncoder()
if let jsonData = try? encoder.encode(dic) {
if let jsonString = String(data: jsonData, encoding: .utf8) {
print(jsonString)
}
}
Example 2: convert dictionary to json serialization swift 4
["A":123, "B":455]
Example 3: struct to json convert in swift
struct Sentence : Codable {
let sentence : String
let lang : String
}
let sentences = [Sentence(sentence: "Hello world", lang: "en"),
Sentence(sentence: "Hallo Welt", lang: "de")]
do {
let jsonData = try JSONEncoder().encode(sentences)
let jsonString = String(data: jsonData, encoding: .utf8)!
print(jsonString)
let decodedSentences = try JSONDecoder().decode([Sentence].self, from: jsonData)
print(decodedSentences)
} catch { print(error) }