function test3(name, age, height) {
  console.log(name + " is " + age + " years old and " + height + " inches tall");
}

function test1(name) {
  console.log(name + " is a wizard");
}

function test() {
  switch (arguments.length) {
    case 3: return test3(arguments[0], arguments[1], arguments[2]);
    case 1: return test1(arguments[0]);
    default: throw new Error("invalid argument count");
  }
}

test("bryce");
test("bryce", 25, (5*12)+11);