Blogs

JS Map & Filter

Nirav Asodariya 25/12/2025   LWC

The purpose of learning map() and filter() in JavaScript is to understand how to process and manipulate arrays in a clean, readable, and modern way. These methods help transform data and select required values without using traditional loops, making code easier to maintain and more efficient. They are especially important in Salesforce Lightning Web Components when working with lists of records returned from Apex.