(condition) ? (if true, do this) : (otherwise, do this)

// (condition) ? (if true, do this) : (otherwise, do this)
const hasAccount = true
// let userDisplayMessage
// if (hasAccount) {
// userDisplayMessage = 'Welcome Back'
// } else {
// userDisplayMessage = 'Please Sign Up'
// }
const userDisplayMessage = hasAccount ? 'Welcome Back' : 'Please Sign Up'
console.log(userDisplayMessage)

const num1 = 3;
const num2 = 3;
num1 == num2 ? console.log('true') : console.log('flase');
//Expected output: true

// syntax:
condition ? console.log("true") : console.log("false");
// e.g:
let n = 15;
n % 2 === 0 ? console.log("even number") : console.log("odd number");

let moneyAmount = 80;
let creditCardAmont = 70;
let drink = (moneyAmount > 60 && creditCardAmont > 50) ? 'buy coke' : 'filter water';
console.log(drink)

condition ? true : false

isMember ? '$2.00' : '$10.00'
// isMember true => output: "$2.00"
// isMember false => output: "$10.00"
// isMember null => output: "$10.00"

condition ? expression-if-true : expression-if-false;
function findGreater(a, b) { return a > b ? "a is greater" : "b is greater";
}

const number = 25;
const isEven = (number % 2 === 0) ? "Yes" : "No";
console.log("Is " + number + " an even number? " + isEven);

$customer->user->fullName ?? ''
$customer->user->fullName ? $customer->user->fullName : ''
isset($customer->user->fullName) ? $customer->user->fullName : ''