Convert Array to Object with same key/value pair in JavaScript. Conclusion: So, suppose we have an array,[ "australia", "brazil", "USA", "Japan" ]and now we have to convert it to an Object with same key and value, example{ australia : "australia", brazil : "brazil", USA : "USA...
Use a for...of loop to iterate over the array. Assign each of the array's elements as a key in the object. index.js const arr = ['name', 'age', 'country']; const obj = {}; for (const element of arr) { obj[element] = ''; } console.log(obj); // 👉️ {name: ''...
Convert Key, Values in an Object to Array Write a function that converts an object into an array of keys and values. Examples objectToArray({ D: 1, B: 2, C: 3 }) ➞ [["D", 1], ["B", 2], ["C", 3]] objectToArray({ ...
Convert an array to object using Object.fromEntries() methodThere are four ways to convert an array to an object in JavaScript:Using the Object.assign() method to convert an array to an object ,e.g. const obj = Object.assign({}, arr). Using the spread syntax (...) to convert an ...
Learn how to convert an array of objects to a single object with all key-value pairs in JavaScript.
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Convert object to array in Javascript By: Rajesh P.S.The utility of Object.entries() has been accessible since the inception of ECMAScript 2017. This integral method facilitates the retrieval of an array comprising sub-arrays, each representing enumerable property key-value pairs that are directly...
1. UsingArray.map()function If we have an array of objects, where each object has a key and a value property, we can use theArray.map()function to transform the objects into arrays of key-value pairs, and then pass them to theMap()constructor, which creates a new map from an iterab...
This tutorial explains how to convert an object to an array of key-value pairs in JavaScript. Use Object.keys() and map() to Convert an Object to an Array in JavaScript The Object.keys() method helps retrieve all the enumerable properties in an object into an array of strings. It takes...
On each iteration, weadd the key-value pair of theMapto an objectandpush the object into the array. Which approach you pick is a matter of personal preference. I'd use theArray.from()method with amapfunction because I find it quite direct and intuitive. ...