It feels great to know you learned something, isn‘t it?

//
//  main.swift
//  Ultimate
//
//  Created by Mewlan Musajan on 4/26/21.
//
//Excerpt From: Apple Inc. “The Swift Programming Language (Swift 5.3).” Apple Books. https://books.apple.com/us/book/the-swift-programming-language-swift-5-3/id881256329

func findAnyTypeOfIndex<T: Equatable>(of valueToFind: T, in array:[T]) -> Int? {
    for (index, value) in array.enumerated() {
        if value == valueToFind {
            return index
        }
    }
    return nil
}

let someIntValues = [1, 2, 3, 4, 5]
if let intValue = findAnyTypeOfIndex(of: 2, in: someIntValues) {
    print(intValue)
}