ReactNYC - Improving Performance of Your React Components - Mallory Bulkley (@mallorybulkley)

React does a lot of performance optimization for us, but over time, inefficiencies in a large or complex application can add up and you may find some parts of your app have become slower than you'd like. In this talk, I'll discuss how to find your bottlenecks and how to address them. The focus is on practical ways to significantly speed up your React applications that anyone can apply right away.

CONTENTS

0:05 - Agenda
0:45 - Finding the culprits
2:47 - Why are they slow?
5:04 - What causes excess reconciliations?
7:20 - How to reduce reconciliations
10:29 - Alternative for Functional Components
11:10 - Summary"

reatjs performance best practices

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