Correct way to find max in an Array in Swift

Question

I\'ve so far got a simple (but potentially expensive) way:

var myMax = sort(myArray,>)[0]

And how I was taught to do it at school:

Answer 1

Here's a performance test for the solutions posted here. https://github.com/tedgonzalez/MaxElementInCollectionPerformance

This is the fastest for Swift 5

array.max()