What does this mean? Variable declared followed by a block without assignment

Question

Noob Swift question--I can\'t figure out what this means in Swift:

public var currentTime: NSTimeInterval? {
    return self.audioPlayer?.currentTime
}
         


        

Answer 1

This is called Read-Only Computed Properties

According to Apple Docs

A computed property with a getter but no setter is known as a read-only computed property. A read-only computed property always returns a value, and can be accessed through dot syntax, but cannot be set to a different value.

For more info Computed Properties