Unit Conversion in Swift

Here is the sample code for how to use Measurement in Swift for kg to lb (i.e. Metric to Imperial )

var weight = 20.6
var weightToBeConvert = Measurement(value: weight, unit: UnitMass.kilograms)
weightToBeConvert.convert(to: UnitMass.pounds)
weight = weightToBeConvert.value

Measurement is available from iOS10 +

Sum of array in swift 3

Let's say you have array of int and you want to total of all element.
Here is example,

        let ints = 1...10 // [1,2,3,4,5,6,7,8,9,10]
        print(ints.reduce(0, +))

After running this 2 lines of code you will get total of 1 to 10.