let str1 = 'Laurence'; 
let str2 = "Svekis"; 
let val1 = undefined;
let val2 = null;
let myNum = 1000;


console.log(typeof(str1));
console.log(typeof(str2));
console.log(typeof(val1));
console.log(typeof(val2));
console.log(typeof(myNum));