JAVASCRIPT

array.unshift in javascript

//The unshift() method adds one or more elements to the beginning of an array 
//and returns the new length of the array.

const array1 = [1, 2, 3];
console.log(array1.unshift(4, 5));
// expected output: 5
console.log(array1);
// expected output: Array [4, 5, 1, 2, 3]

unshift method in javascript

var name = [ "john" ];
name.unshift( "charlie" );
name.unshift( "joseph", "Jane" );
console.log(name);

//Output will be
[" joseph "," Jane ", " charlie ", " john "]

shift and unshift js

let cats = ['Bob', 'Willy', 'Mini'];

cats.shift(); // ['Willy', 'Mini']

let cats = ['Bob']; 

cats.unshift('Willy'); // ['Willy', 'Bob']

cats.unshift('Puff', 'George'); // ['Puff', 'George', 'Willy', 'Bob'] 

javascript unshift

 let array = ["A", "B"];
 let variable = "what you want to add";

//Add the variable to the beginning of the array
 array.unshift(variable);

//===========================
 console.log(array);
//output =>
//["what you want to add" ,"A", "B"]

unshift javascript

/*The unshift() adds method elements to the beginning, and push() method 
adds elements to the end of an array.*/
let twentyThree = 'XXIII';
let romanNumerals = ['XXI', 'XXII'];

romanNumerals.unshift('XIX', 'XX');
// now equals ['XIX', 'XX', 'XXI', 'XXII']

romanNumerals.push(twentyThree);
// now equals ['XIX', 'XX', 'XXI', 'XXII', 'XXIII']

JavaScript Array unshift() method

//The unshift() method adds a new element to an array (at the beginning), and "unshifts" older elements:
const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.unshift("Lemon");
//The unshift() method returns the new array length : >> 5


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JavaScript Array unshift()

const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.unshift("Lemon");

push and unshift in javascript

/*
The push() method adds new items to the end of an array.
The unshift() method adds new elements to the beginning of an array.
*/

const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.unshift("Lemon", "Pineapple"); //Lemon,Pineapple,Banana,Orange,Apple,Mango

const fruits = ["Banana", "Orange", "Apple", "Mango"];
fruits.push("Kiwi"); //Banana,Orange,Apple,Mango,Kiwi

js unshift vs push

//My Opinion is really nothing. They are the same exept one adds a element
//to the end and the other one adds a element to the front
//    Push Method
var array = [2];//your random array
array.push(3)
//    Unshift Method
array.unshift(1)