function hiThere() { let you = prompt("What's your name? "); console.log("Hello", you, "!"); } hiThere(); console.log("this is an argument"); prompt("argument here too"); let arr = []; arr.push("argument"); function addTwoNumbers(x, y) { console.log(x + y); } addTwoNumbers(3, 4); addTwoNumbers(12, -90); function myFunc(param1, param2) { // code of the function; } myFunc("arg1", "arg2"); function addTwoNumbers(x = 2, y = 3) { console.log(x + y); } addTwoNumbers(); addTwoNumbers(6, 6); addTwoNumbers(10); let favoriteSubject = prompt("What is your favorite subject?"); let result = addTwoNumbers(4, 5); console.log(result); function addTwoNumbers(x, y) { return x + y; } let results = []; for (let i = 0; i < 10; i++) { let result = addTwoNumbers(i, 2 * i); results.push(result); } console.log(results);