JavaScriptNote/data/random.js at master · mbrsagor/JavaScriptNote · GitHub

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// Multiple varialbe use

let a = b = c = 30

console.log(a);

console.log(b);

console.log(c);

console.log('\n');

// One Statement, Many Variables

let x = 10, y = 20, z = 30;

console.log(x);

console.log(y);

console.log(z);

// Undefined

let username;

console.log(username);

username = "mbr-sagor";

console.log(username);

// Null

let is_ative = null;

console.log(is_ative);

is_ative = true;

console.log(is_ative);

var $ = "username";

console.log($);

function calculate(num1, num2) {

var result;

return result = `Total add: ${num1 + num2} ${'\n'}Total sub: ${num1 - num2}${'\n'}Total mul: ${num1 * num2}${'\n'}Total div: ${num1 / num2}${'\n'}Total module: ${num1 % num2}`

}

cal = calculate(50, 30);

console.log(cal);

// undefine and null

let f_name = '', l_name;

if (f_name === l_name) {

console.log(typeof (f_name));

console.log("It's okay");

} else {

console.log(typeof (l_name));

console.log("It's not okay man!");

}

// Local date time

let date = Date();

console.log(date);

let text = "Hello there, I'm full-stack software developer with more then 2 year solid...";

console.log(`Length of text: ${text.length}`);

// Object

let employee = {

first_name: "mbr",

last_name: "sagor",

full_name: "Bozlur Rosid Sagor",

email: "sagor@gamil.com"

}

// display all

console.log(employee);

// change/update 1st name

employee.first_name = "Mr.";

console.log(employee);

JavaScriptNote/data/random.js at master · mbrsagor/JavaScriptNote · GitHub

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