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iOS Object-Oriented Swift Properties Getter and Setter Methods

Posted by John Cotton
John Cotton
10,936 Points

Trouble with equation/assignment

I've got the setter method in place but with the incorrect equation. Any tips to get the correct on in place?

Temperature.swift 
class Temperature {
    var celsius: Float = 0.0
    var fahrenheit: Float {
       get{ return (celsius * 1.8) + 32.0
}
      set{ celsius = (fahrenheit-32)/1.8
}
    }    
}

1 Answer

Johanns Gregorian
Johanns Gregorian
8,694 Points
Johanns Gregorian
Johanns Gregorian
8,694 Points

Your setter is missing parameter argument (see below):

class Temperature {
    var celsius: Float = 0.0

    var fahrenheit: Float {
        get {
            return (celsius * 1.8) + 32.0
        }
        set(newFahrenheit) {
            celsius = (newFahrenheit - 32) / 1.8
        }
    }    
}

Reference (see Computed Properties):

Swift Properties