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Copy pathdataType.js
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69 lines (53 loc) · 1.13 KB
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/*
kind of javascript data type:
1) String
2) Number
3) Boolean
4) Undefine
5) Null
6) object
*/
var name = "Md.Bozlur Rosid Sagor";
console.log(name);
let address = "Dhormopur sundorgonj, Gaibandha";
console.log(address);
let_var = () => {
name = "mbr-sagor";
address = "Dhaka Bangladesh";
console.log(`My nickname is ${name}\nI live in ${address}`);
}
// let_var();
var num = 20;
let num2 = 30;
console.log(num);
console.log(num + num2);
sumNum = (n1, n2) => {
console.log(`Total sum is: ${n1 + n2}`);
}
// sumNum(30, 70);
let is_active = true;
if (is_active === true) {
console.log("I'm active user.");
} else if (is_active === false || is_active === true) {
console.log("I'm not regular and active user.");
} else {
console.log("I'm not active user yet.");
}
let username;
console.log(username);
username = "mbrsagor";
console.log(username);
myusername = () => {
username = 'mbr-sagor-bd';
console.log(username);
}
myusername();
email = null;
console.log(email);
email = "mbrsagor@gmail.com";
console.log(email);
var data = {
"username": "sagor",
"password": "p-123"
};
console.log(data);