---
title: "Sweta Agarwalla (@sweta1331) | Hashnode"
description: "Frontend Developer. Read the latest articles by Sweta Agarwalla on Hashnode."
url: "https://hashnode.com/@sweta1331"
---

@sweta1331

# Sweta Agarwalla

@sweta1331 · Baripada, Odisha · Joined February 2023

Frontend Developer

[Website](https://swetaagarwalla.netlify.app/)

### [Debouncing vs Throttling: The Easiest Explanation You’ll Ever Read](https://swetaagarwalla.hashnode.dev/debouncing-vs-throttling-the-easiest-explanation-youll-ever-read?utm_source=hashnode&utm_medium=feed)

Understand debouncing and throttling in JavaScript with simple examples and use cases.

4 min read · [swetaagarwalla.hashnode.dev](https://swetaagarwalla.hashnode.dev/debouncing-vs-throttling-the-easiest-explanation-youll-ever-read?utm_source=hashnode&utm_medium=feed)

[Nov 10, 2025](https://hashnode.com/posts/debouncing-vs-throttling-the-easiest-explanation-youll-ever-read/6911c5e2fb312f0d974790c5)

### [.reduce() method in JavaScript](https://swetaagarwalla.hashnode.dev/reduce-method-in-javascript?utm_source=hashnode&utm_medium=feed)

In JavaScript, the .reduce() method is one of the most powerful array methods. It allows us to iterate through an array and reduce it to a single value. In this blog, we will explore the .reduce() method in detail and learn how to use it in JavaScrip...

4 min read · [swetaagarwalla.hashnode.dev](https://swetaagarwalla.hashnode.dev/reduce-method-in-javascript?utm_source=hashnode&utm_medium=feed)

[Mar 9, 2023](https://hashnode.com/posts/reduce-method-in-javascript/6409e309e175a4665862014c)

### [.filter() method in JavaScript](https://swetaagarwalla.hashnode.dev/filter-method-in-javascript?utm_source=hashnode&utm_medium=feed)

While working with an array, we may frequently only need a part of its items rather than the entire array. So, we may apply the .filter() method to an array to retrieve certain specific desired elements. .filter() method In JavaScript, the .filter() ...

3 min read · [swetaagarwalla.hashnode.dev](https://swetaagarwalla.hashnode.dev/filter-method-in-javascript?utm_source=hashnode&utm_medium=feed)

[1](https://hashnode.com/posts/filter-method-in-javascript/6408abdecffbaac2ac6209dd) [Mar 8, 2023](https://hashnode.com/posts/filter-method-in-javascript/6408abdecffbaac2ac6209dd)

### [.map() method in JavaScript](https://swetaagarwalla.hashnode.dev/map-method-in-javascript?utm_source=hashnode&utm_medium=feed)

Introduction Sometimes all we want to do is run a procedure on an array and alter each element in the array in the same way. We only want to update the array's elements to obtain an array of modified elements; we don't want to add or remove any membe...

3 min read · [swetaagarwalla.hashnode.dev](https://swetaagarwalla.hashnode.dev/map-method-in-javascript?utm_source=hashnode&utm_medium=feed)

[Mar 7, 2023](https://hashnode.com/posts/map-method-in-javascript/64073f1ff944bc4d86caf240)

### [Optional Chaining in JavaScript](https://swetaagarwalla.hashnode.dev/optional-chaining-in-javascript?utm_source=hashnode&utm_medium=feed)

Introduction It is possible to read the value of a property deep into a chain of related objects by using the optional chaining operator (?.), which eliminates the need to explicitly verify the validity of each reference in the chain. In the case of ...

3 min read · [swetaagarwalla.hashnode.dev](https://swetaagarwalla.hashnode.dev/optional-chaining-in-javascript?utm_source=hashnode&utm_medium=feed)

[Feb 23, 2023](https://hashnode.com/posts/optional-chaining-in-javascript/63f7226465ddae20719a4429)