how to use ternary operator in expressjs code example

Example 1: examples of Conditional Operator js

var age = 19;
var canDrive = age > 16 ? 'yes' : 'no';

Example 2: ternary operator javascript

condition ? exprIfTrue : exprIfFalse

//Example
let age = 26;
let beverage = (age >= 21) ? "Beer" : "Juice";
console.log(beverage); // "Beer"