var daysInMonth: [String: Int] = ["january": 31,"february": 28, "march": 31] print(daysInMonth) daysInMonth["April"] = 30 print(daysInMonth)
var daysInMonth: [String: Int] = ["january": 31,"february": 28, "march": 31] print(daysInMonth) daysInMonth["April"] = 30 print(daysInMonth)