Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Preact & Inferno
Search
Brian Holt
January 05, 2017
Programming
5
1.8k
Preact & Inferno
Given for SFJS
Brian Holt
January 05, 2017
Tweet
Share
More Decks by Brian Holt
See All by Brian Holt
Human React
btholt
3
990
10 KB or Bust
btholt
0
400
10KB or Bust: The Delicate Power of Webpack and Babel
btholt
2
500
JS Next
btholt
10
1.5k
ES20XX
btholt
1
170
What's Coming After ES6
btholt
2
590
DPL Graduation, October 2016
btholt
1
180
Teaching with Empathy
btholt
5
940
ES6 + React
btholt
3
920
Other Decks in Programming
See All in Programming
Tool Catalog Agent for Bedrock AgentCore Gateway
licux
7
2.5k
🔨 小さなビルドシステムを作る
momeemt
4
690
2025 年のコーディングエージェントの現在地とエンジニアの仕事の変化について
azukiazusa1
24
12k
より安全で効率的な Go コードへ: Protocol Buffers Opaque API の導入
shwatanap
2
630
go test -json そして testing.T.Attr / Kyoto.go #63
utgwkk
3
310
機能追加とリーダー業務の類似性
rinchoku
2
1.3k
250830 IaCの選定~AWS SAMのLambdaをECSに乗り換えたときの備忘録~
east_takumi
0
400
今だからこそ入門する Server-Sent Events (SSE)
nearme_tech
PRO
3
250
The Past, Present, and Future of Enterprise Java
ivargrimstad
0
410
アセットのコンパイルについて
ojun9
0
130
そのAPI、誰のため? Androidライブラリ設計における利用者目線の実践テクニック
mkeeda
2
1.8k
Azure SRE Agentで運用は楽になるのか?
kkamegawa
0
2.5k
Featured
See All Featured
Java REST API Framework Comparison - PWX 2021
mraible
33
8.8k
Large-scale JavaScript Application Architecture
addyosmani
513
110k
Product Roadmaps are Hard
iamctodd
PRO
54
11k
Build your cross-platform service in a week with App Engine
jlugia
231
18k
Performance Is Good for Brains [We Love Speed 2024]
tammyeverts
12
1.1k
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
PRO
23
1.4k
It's Worth the Effort
3n
187
28k
Mobile First: as difficult as doing things right
swwweet
224
9.9k
Typedesign – Prime Four
hannesfritz
42
2.8k
Side Projects
sachag
455
43k
Practical Orchestrator
shlominoach
190
11k
A Tale of Four Properties
chriscoyier
160
23k
Transcript
B R I A N H O LT – @
H O LT B T – N E T F L I X
None
W H AT ’ S C O O L A
B O U T R E A C T • Components • One way data flow • Shareable components • Predictable location of logic • Performance, most of the time
W H AT ’ S N O T C O
O L A B O U T R E A C T • File size • Performance, sometimes
None
W H Y Y O U M AY U S
E P R E A C T O R I N F E R N O • File size • Performance, sometimes • lol
F I L E S I Z E • Production
build, minified, gzipped • Preact: 3KB • Inferno: 9KB • React (15.4 w/ react-dom): 45KB • Vue: 23KB • Angular (2, without RX): 112KB • Ember (2.2): 111KB
P E R F UI benchmark suite (lower is better)
Taken from infernojs.org
C O M PAT • preact-compat (+5KB) and inferno-compat (+4KB)
• Literally drop in replacement for React and React-DOM
D E M O
None
A L I A S • YOU DON’T EVEN HAVE
TO REFACTOR YOUR CODE • (bottom section nho.lt/react)
W H Y Y O U M AY N O
T WA N T T O U S E P R E A C T O R I N F E R N O • Facebook • Community • Fiber • Sometimes not totally drop in due to dependencies • Almost all the big deps work though, like react-redux and react-router
W H AT P R E A C T /
I N F E R N O L A C K • Mixins • React.createClass • Refs • Synthetic Events (Inferno does some)
P R E A C T V S I N
F E R N O • Preact has a smaller file size • Inferno performs better
H O W M U C H T I M
E Y O U S AV E O N 2 G • Download time for our apps • Preact (6.2KB): ½ second • Inferno (12.2KB): 1 second • React (45.3KB): 4 seconds
O T H E R F R A M E
W O R K S O N 2 G • Just the framework: • Vue (23KB): 2 seconds • Angular (112KB): 9 seconds • Ember (111KB): 9 seconds
@holtbt