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js Destructuring arrays and objects

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barisx answered on January 18, 2021 Popularity 9/10 Helpfulness 2/10

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js Destructuring arrays and objects

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// 1) Destructure array items
const [first, second,, fourth] = [10, 20, 30, 40];

// 2) Destructure object properties
const { PI, E, SQRT2 } = Math;

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Source: jscomplete.com

Tags: arrays destructuring javascript

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Contributed on Mar 07 2022

barisx

0 Answers Avg Quality 2/10

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How to Destructuring Array in Javascript?

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//destructuring array 
const alphabet = ['a', 'b', 'c', 'b', 'e'];
const [a, b] = alphabet;
console.log(a, b);
//Expected output: a b

Popularity 10/10 Helpfulness 3/10 Language javascript

Source: Grepper

Tags: destructuring de

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Contributed on Sep 03 2021

Ariful Islam Adil(Code Lover)

0 Answers Avg Quality 2/10

array destructuring

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//Without destructuring

const myArray = ["a", "b", "c"];

const x = myArray[0];
const y = myArray[1];

console.log(x, y); // "a" "b"

//With destructuring

const myArray = ["a", "b", "c"];

const [x, y] = myArray; // That's it !

console.log(x, y); // "a" "b"

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Source: Grepper

Tags: destructuring de

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Contributed on Jan 18 2021

Itchy Ibis

0 Answers Avg Quality 2/10

object destructuring ES6

Comment

const person = {
    name: 'John',
    age: 34,
    hobbies: {
        read: true,
        playGames: true
    }
}
 
let {name, hobbies: {read, playGames}} = person;

console.log(person);
console.log(name);
console.log(read,playGames);

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Source: Grepper

Tags: javascript j

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Contributed on Jul 01 2022

Raymund Alum

0 Answers Avg Quality 2/10

Array Destructuring

Comment

const foo = ['one', 'two', 'three'];

const [red, yellow, green] = foo;
console.log(red); // "one"
console.log(yellow); // "two"
console.log(green); // "three"

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Source: developer.mozilla.org

Tags: destructuring de

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Contributed on Jul 25 2021

Kind Kestrel

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Object destructuring on arrays

Comment

const colorCodes = [
	"#FFFFFF",
    "#000000",
    "#FF0000",
    "#808080",
    "#FFFF00"
];

const { 0: firstColor, 4: lastColor } = colorCodes;
console.log(firstColor); // #FFFFFF
console.log(lastColor); // #FFFF00

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Tags: arrays ar

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Contributed on Jan 18 2023

Ofir Salem

0 Answers Avg Quality 2/10

js array destructuring

Comment

const arr = [
    {
        name: 'adam',
        age: 'nineteen'
    }
]

const [ result ] = arr
console.log(result.name)

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Source: Grepper

Tags: destructuring de

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Contributed on Apr 03 2023

Adam, the developer

0 Answers Avg Quality 2/10

object destructuring ES6

Comment

let person = {
    name: 'John',
    age: 21,
    gender: 'male'
}

let { name, age, gender } = person;

console.log(name, age, gender);

Popularity 9/10 Helpfulness 2/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Jul 01 2022

Raymund Alum

0 Answers Avg Quality 2/10

destructuring an object js

Comment

const user = { id: 42, isVerified: true }

// grabs the property by name in the object, ignores the order
const { isVerified, id } = user;

console.log(isVerified);
// > true

Popularity 9/10 Helpfulness 2/10 Language javascript

Source: Grepper

Tags: destructuring de

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Contributed on May 10 2022

Paul Pugh

0 Answers Avg Quality 2/10

javascript object destructuring example

Comment

const x = [1, 2, 3, 4, 5];
const [y, z] = x;
console.log(y); // 1
console.log(z); // 2

Popularity 10/10 Helpfulness 2/10 Language javascript

Source: developer.mozilla.org

Tags: javascript j

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Contributed on Dec 20 2022

Adam, the developer

0 Answers Avg Quality 2/10

javascript Array Destructuring

Comment

const arrValue = ['one', 'two', 'three'];

// destructuring assignment in arrays
const [x, y, z] = arrValue;

console.log(x); // one
console.log(y); // two
console.log(z); // three

Popularity 9/10 Helpfulness 2/10 Language javascript

Source: Grepper

Tags: destructuring de

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Contributed on May 21 2022

SAMER SAEID

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js Destructuring arrays and objects

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