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for of and for in javascript

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Clear Capybara answered on March 13, 2020 Popularity 9/10 Helpfulness 3/10

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Comment

let arr = ['el1', 'el2', 'el3'];

arr.addedProp = 'arrProp';

// elKey are the property keys
for (let elKey in arr) {
  console.log(elKey);
}

// elValue are the property values
for (let elValue of arr) {
  console.log(elValue)
}

Popularity 9/10 Helpfulness 3/10 Language javascript

Source: stackoverflow.com

Tags: javascript

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Contributed on Jun 24 2020

Clear Capybara

0 Answers Avg Quality 2/10

Closely Related Answers

javascript for of

Comment

const array = ['hello', 'world', 'of', 'Corona'];

for (const item of array) {
  console.log(item);
}

Popularity 10/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Mar 13 2020

2 Programmers 1 Bug

0 Answers Avg Quality 2/10

for of javascript

Comment

let arr = ["a", "b", "c"]

for (let i in arr){
  console.log(i) // 0, 1, 2
}

for(let i of arr){
  console.log(i) // a, b, c
}

Popularity 9/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Apr 10 2022

Friendly Fox

0 Answers Avg Quality 2/10

for in and for of in js

Comment

Object.prototype.objCustom = function () {}; 
Array.prototype.arrCustom = function () {};

let iterable = [3, 5, 7];
iterable.foo = "hello";

for (let i in iterable) {
  console.log(i); // logs 0, 1, 2, "foo", "arrCustom", "objCustom"
}

for (let i of iterable) {
  console.log(i); // logs 3, 5, 7
}

Popularity 10/10 Helpfulness 3/10 Language javascript

Source: developer.mozilla.org

Tags: javascript j

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Contributed on Sep 29 2020

Modern Mandrill

0 Answers Avg Quality 2/10

For In Loop Of JavaScript

Comment

   let fruits = ["apple", "pear", "plum", "orange", "cherry"];
   for(var i in fruits)
   {
   console.log(fruits[i]);
   }

Popularity 9/10 Helpfulness 3/10 Language javascript

Source: Grepper

Tags: for-in-loop for-

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Contributed on Jun 13 2022

Javasper

0 Answers Avg Quality 2/10

for in and for of in js

Comment

let iterable = new Map([["a", 1], ["b", 2], ["c", 3]]);

for (let entry of iterable) {
  console.log(entry);
}
// [a, 1]
// [b, 2]
// [c, 3]

for (let [key, value] of iterable) {
  console.log(value);
}
// 1
// 2
// 3

Popularity 10/10 Helpfulness 3/10 Language javascript

Source: developer.mozilla.org

Tags: javascript j

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Contributed on Sep 29 2020

Modern Mandrill

0 Answers Avg Quality 2/10

JavaScript For Of

Comment

const cars = ["BMW", "Volvo", "Mini"];

let text = "";
for (let x of cars) {
  text += x;
}

Popularity 9/10 Helpfulness 2/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on May 22 2022

naly moslih

0 Answers Avg Quality 2/10

for in and for of in js

Comment

const iterable = [10, 20, 30];

for (const value of iterable) {
  console.log("fef"+value);
}
// 10
// 20
// 30

Popularity 10/10 Helpfulness 2/10 Language javascript

Source: developer.mozilla.org

Tags: javascript j

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Contributed on Oct 21 2020

Friendly Flatworm

0 Answers Avg Quality 2/10

For Of Loop In JavaScript

Comment

let items = ["a", "b", "c", "d"];
for(item of items)
{
console.log(item);
/*yields a b c d*/
}

Popularity 9/10 Helpfulness 2/10 Language javascript

Source: Grepper

Tags: for-of-loop for-

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Contributed on Jun 10 2022

Javasper

0 Answers Avg Quality 2/10

javascript for of

Comment

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

for(const item of numbers){
  console.log(item);
}

Popularity 10/10 Helpfulness 1/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Oct 04 2020

hateschoollovecoding

0 Answers Avg Quality 2/10

for of and for in javascript

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