import "json" for Json
var obj = Json.parse("{\"name\":\"test\",\"value\":42}")
System.print(obj["name"]) // expect: test
System.print(obj["value"]) // expect: 42
var arr = Json.parse("[1,2,3]")
System.print(arr[0]) // expect: 1
System.print(arr.count) // expect: 3
var nested = Json.parse("{\"list\":[1,2],\"obj\":{\"a\":\"b\"}}")
System.print(nested["list"][1]) // expect: 2
System.print(nested["obj"]["a"]) // expect: b
System.print(Json.parse("null") == null) // expect: true
System.print(Json.parse("true")) // expect: true
System.print(Json.parse("false")) // expect: false
System.print(Json.parse("\"hello\"")) // expect: hello
System.print(Json.parse("3.14")) // expect: 3.14