JSFiddle - React, Tailwind, and code Playground

JavaScript

function foo(arg1, arg2, arg3){
	var arrg = "Число аргументов: "
  var count = 0;
	for(var i = 0; i < arguments.length; i++)
  count = count + i;
  return arrg + count ;
}



alert(foo('f', 'h', 'u', 'i', 'hhрр'))