Swift Selector & Arguments

main.swift

import Foundation

class A: NSString {

	let funcName = "sayHello"

	@objc func sayHello() -> Void {
		print("Hello from func as selector")
	}

	@objc func printSmthg(_ string: String) -> Void {
		print(string)
	}

}

var a = A()
a.perform(NSSelectorFromString(a.funcName))

let printSelector: Selector = NSSelectorFromString("printSmthg:")
a.perform(printSelector, with: "Bonjour je suis une fonction appelée avec un string")