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In this video, we will look at Higher Order Functions in Javascript including forEach, filter, map, and reduce. A higher order function does at least ONE of the following:
1) takes one or more functions as an argument (parameter)
2) returns a function as its result.
Higher Order Functions in Javascript are very useful. Let's get started!
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▶ This video is part of the JavaScript Tutorials for Beginners Playlist found here: • Javascript Tutorials f...
✅ Quick Concepts outline:
JavaScript Higher Order Functions
(0:00) Intro
(0:21) What is a Higher Order Function
(1:15) The data we are working with
(2:30) forEach() is better than a for loop!
(4:08) filter() helps select specific data from results
(5:58) map() lets you transform the data
(8:10) reduce() computes a single value from the data
📚 Further Reading:
MDN Web Docs:
forEach: developer.mozilla.org/en-US/d...
filter: developer.mozilla.org/en-US/d...
map: developer.mozilla.org/en-US/d...
reduce: developer.mozilla.org/en-US/d...
Eloquent JavaScript, Chapter 5: eloquentjavascript.net/05_hig...
📺 More Beginner JS Videos:
freeCodeCamp: • Learn JavaScript - Ful...
Traversy Media: • JavaScript Crash Cours...
The Net Ninja: • Modern JavaScript Tuto...
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