JavaScript FUNCTIONS are easy! 📞

00:00:00 introduction
00:00:14 functions
00:01:57 arguments/parameters
00:04:40 return
00:06:35 example 1
00:07:33 example 2
00:09:30 example 3
00:11:45 conclusion

// function = A section of reusable code.
// Declare code once, use it whenever you want.
// Call the function to execute that code.

function happyBirthday(username, age){
console.log(`Happy birthday to you!`);
console.log(`Happy birthday to you!`);
console.log(`Happy birthday dear, ${username}`);
console.log(`Happy birthday to you!`);
console.log(`You are ${age} years old!`);
}

function add(x, y){
return x + y;
}

function subtract(x, y){
return x - y;
}

function multiply(x, y){
return x * y;
}

function divide(x, y){
return x / y;
}

function isEven(number){

return number % 2 === 0 ? true : false;
}

function isValidEmail(email){

return email.includes("@") ? true : false;
}

console.log(happyBirthday("BroCode", 25));
console.log(isValidEmail("[email protected]"));