/*var firstName = "Ichsan";
console.log(firstName);
firstName = "Nur";
console.log(firstName);
x = 100;
var x;
console.log(x);
var x;
x = 100;
console.log(x);
let y = 90;
// let y;
console.log(y);
const a = 200;
console.log(a); */
let a = 10;
let b = "a";
let c = 12;
console.log(typeof(a));
console.log(typeof(b));
// console untuk perhitungan operator
console.log(a + c);
console.log(a - c);
console.log(a * c);
console.log(a / c);
console.log(a % c);
let positif = 5;
console.log(positif++);
let prefix = 6;
console.log(++prefix);
// tipe data boolean
let y = true;
let x = false;
console.log(typeof(y));
console.log(typeof(x));
// array
let myArray = ["Coklat", 42.5, 22, true, "Programming"];
console.log(myArray);
console.log(myArray[1]);
// objek => properti disertai dengan nilai atau value
let user = {
namaDepan : "Muhammad",
namaBelakang : "Nur Ichsan",
umur : 19,
pekerjaan : "Mahasiswa"
};
console.log("Hallo perkenalkan saya " + user.namaDepan + " " + user.namaBelakang);
console.log("Umur saya" + user.umur + " " + "tahun");
console.log("saya disini sebagai " + user.pekerjaan + " " + "Universitas Amikom Yogyakarta");
// Operator Penugasan
let d = 10;
let e = 5;
d += e; // artinya -> d = d + e;
d -= e; // artinya -> d = d - e;
d *= e; // artinya -> d = d * e;
d /= e; // artinya -> d = d + e;
d %= e; // artinya -> d = d % e;
console.log(d);
let a = 21;
let b = 25;
console.log(a > b);
console.log(a < b);
