How do I check if an array of tuples contains a particular one in Swift?

Question

Consider the following Swift code.

var a = [(1, 1)]

if contains(a, (1, 2)) {
    println(\"Yes\")
}

All I need is to check if a

Answer 1

Swift 4

Change your code to:

var a = [(1, 1)]

if a.contains(where: { $0 == (1, 2) } ) {
    print("Yes")
}