TipeData

let x = 10;
console.log(typeof(x))
 
/* output: number */
 
let y = 17.25;
console.log(typeof(y))
 
/* output: number */

let a = 12;
let b = 9;
 
console.log(a + b)
console.log(a - b)
console.log(a * b)
console.log(a / b)
console.log(a % b)
 
/* output:
21
3
108
1.3333333333333333
3 */

/* Increment dan Decrement */
 
let postfix = 5;
console.log(postfix++);
/* output: 5 */
 
let prefix = 5;
console.log(++prefix);
/* output: 6 */

let greet = "Hello";
let moreGreet = greet + greet;
console.log(moreGreet);
 
/* output: HelloHello */

const c = 10;
const d = 12;
 
let isGreater = c > d;
let isLess = c < d;
 
console.log(isGreater);
console.log(isLess);
 
/* output:
false
true
*/