JavaScriptNote/basic/Array.js at master · mbrsagor/JavaScriptNote · GitHub

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names = ["mbr-sagor", "zia-uddin", "saif-nirob", "russel-mahmud"];

names[names.length] = "hello-happened"; // Add data/data in array

names.push("Abdul-Goni"); // Add data in array using another way

console.log(names);

console.log('\n');

names.pop();

console.log(names);

// console.log(names.length)

console.log('\n====================');

var item1 = ["book", "pen", "something"];

var item2 = ["anything"];

var newItem = item1.pop();

item2.push(newItem);

console.log(item1, item2);

const numbers = [1, 2, 3, 4, 5]

const index = numbers.indexOf(2);

// const added = [10, ...numbers]; // add new

const added = [

...numbers.slice(0, index),

10, 40

]

console.log(added);

// Removing

const remove = numbers.filter(n => n !== 5);

console.log(remove);

// Updating

const update = numbers.map(n => n === 2 ? 20 : n);

console.log(update);

// Simple array iteate

let books = ['Python', 'JavaScript', 'Java', 'Swift', 'Dart'];

for (let book of books) {

console.log(book);

}

console.log(books);

let currentMemeber = is_active => {

return(is_active ? 'Active Member' : 'Deactive Member');

}

console.log(currentMemeber(true));

let age = 19;

let can_drive = age > 16 ? "yes" : "no";

console.log(can_drive);

JavaScriptNote/basic/Array.js at master · mbrsagor/JavaScriptNote · GitHub

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