let value = 123;

console.log(typeof value);

let value2 = 34.23;

console.log(typeof value2);

let test = 12 / 0;

console.log(typeof test);

console.log(test);

let test2 = 1 / "one";

console.log(test2);

console.log(typeof test2);

console.log(9007199254740991 + 1);

console.log(9007199254740991 + 2);

let bigInt = 23456768345343n;

console.log(bigInt);

let first = "Joy"; //using single qoutes

let last = "Deep"; //using double qoutes

let str3 = `Name:${first + last}`; //using backticks

console.log(str3);

let str = `Sum: ${10 + 30}`;

console.log(str);

let age = true;

console.log(age);

let greater = 5 > 3;

console.log(greater);

greater = 1 > 5;

console.log(greater);

let data=null;

console.log(data);

console.log(typeof data);

let age1;

console.log(age1);//undefine

let experience=30;

experience=undefined;

console.log(experience);