The Array Methods That Professional Programmers Use Every Day
In this video, I'll show you how to use the most important array methods in JavaScript, from basics like push, pop, shift, and unshift, to more powerful ones like map, filter, reduce, and splice.
With simple and practical examples, you'll learn how to efficiently add, remove, iterate through, clone, transform, and filter data using arrays.
📌 What will you learn?
✔️ Adding and removing elements with push, pop, unshift, and shift
✔️ Converting an array to a string with join
✔️ Iterating through arrays with forEach
✔️ Cloning and transforming with map
✔️ Filtering elements with filter
✔️ Using reduce to obtain a single result
✔️ Manipulating arrays with splice, a very versatile method
⏱️ Video timeline:
00:00 – Introduction to Arrays
02:53 – The push method for adding elements
04:07 – The pop method for removing an element
05:30 – The unshift method for adding elements to the beginning
07:31 – The shift method for removing an element from the beginning
08:37 – The join method for obtaining the array as a string
10:00 – Iterating through the array with the forEach method
12:57 – Using the map method to clone an array array
16:30 – Filtering the array with the filter method
18:39 – Using the reduce method to sum the array values
22:01 – Exploring the powerful splice method
🧑💻 Ideal if you're learning JavaScript and want to master working with arrays in your projects.
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