how to add time in current time

Question

I\'m quite confused about this one.

I want to grab, current time, than according to condition, I want to add the required time, to the current time. for example.

Answer 1

Swift version:

let now = NSDate().timeIntervalSince1970 // current time
let timeAfterXInterval = NSDate().dateByAddingTimeInterval(XXX).timeIntervalSince1970 // time after x sec

XXX is time in sec