Answers for "array shift unshift javascript"

10

unshift method in javascript

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

//Output will be
[" joseph "," Jane ", " charlie ", " john "]
Posted by: Guest on August-02-2020
3

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']
Posted by: Guest on May-12-2020
0

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']
Posted by: Guest on February-04-2021
0

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)
Posted by: Guest on July-15-2020

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