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
ES2015 & React
Search
Stepan Parunashvili
December 18, 2015
Technology
77
0
Share
Embed
Copy iframe code
Copy JS code
Copy link
Start on current slide
ES2015 & React
Talk on ES2015, and react at futureadvisor
Stepan Parunashvili
December 18, 2015
More Decks by Stepan Parunashvili
See All by Stepan Parunashvili
Scaling React Applications
stopachka
2
120
Universal Applications
stopachka
0
91
Engineering Growth
stopachka
0
75
Universal Applications
stopachka
1
100
ES2015
stopachka
0
79
Other Decks in Technology
See All in Technology
全社でのソフトウェアサプライチェーン攻撃対策をやってみた with Takumi Guard
z63d
0
320
AI研修(Day1)【MIXI 26新卒技術研修】
mixi_engineers
PRO
2
2.6k
ここは地獄!つらい朝会を体験することで、チームとしてのより良い振る舞いに気づくワークショップ / The stand-up meeting from hell in the game industry
scrummasudar
0
430
QAと開発の両側から進める AI活用 -QAプロセスAI支援ツールキットと Inner Loop / Outer Loopの取り組み-
legalontechnologies
PRO
2
350
最新IoT事例11選に学ぶ!現場の成功パターンと実践のコツ【SORACOM Discovery 2026】
soracom
PRO
0
120
歴史から理解するクラウドインフラのしくみ
kizawa2020
0
190
StepFunctionsとGraphRAGを活用した暗黙知活用のためのRAG基盤
yakumo
0
180
事業成長とAI活用を止めないデータ基盤アーキテクチャの設計思想
hiracky16
0
770
AI驚き屋発見器
yama3133
1
380
DevOps Agentで運用判断をチーム資産にする~Agent InstructionsとAgent Skillを継続的に育てる~
fujioka6789
0
170
クラウドを使う側から、作る側へ / 大吉祥寺.pm 2026前夜祭
fujiwara3
7
1.7k
それでも、技術なブログを書く理由 #kichijojipm / Why I Still Write Tech Blogs Even Now
shinkufencer
0
1.2k
Featured
See All Featured
Prompt Engineering for Job Search
mfonobong
0
390
Stop Working from a Prison Cell
hatefulcrawdad
274
21k
Skip the Path - Find Your Career Trail
mkilby
1
170
How GitHub (no longer) Works
holman
316
150k
Designing for Performance
lara
611
70k
The Impact of AI in SEO - AI Overviews June 2024 Edition
aleyda
5
1.1k
職位にかかわらず全員がリーダーシップを発揮するチーム作り / Building a team where everyone can demonstrate leadership regardless of position
madoxten
64
56k
Optimizing for Happiness
mojombo
378
71k
Discover your Explorer Soul
emna__ayadi
2
1.2k
HTML-Aware ERB: The Path to Reactive Rendering @ RubyCon 2026, Rimini, Italy
marcoroth
3
370
Are puppies a ranking factor?
jonoalderson
1
3.7k
No one is an island. Learnings from fostering a developers community.
thoeni
21
3.8k
Transcript
() => <React /> Stepan Parunashvili 1
2
No more waiting 3
Babel $ npm install -g babel-cli 4
ES2015 5
Arrow Functions () => 6
7
8
9
10
11
Classes class Component {} 12
13
14
15
16
Modules import User from 'user' 17
18
19
Larger Standard Library Map, Set, WeakMap, Promise... 20
Smarter Object Expressions {users} 21
22
23
24
25
26
Destructuring in arguments ({name, friends}) => console.log(name, friends) 27
28
29
30
31
Default Arguments (name = 'Bob') => console.log(name) 32
33
34
Template Strings `hello ${name}` 35
36
37
More destructuring var [first, ...rest] = users 38
39
40
41
42
43
Splat addFriends(...friends) 44
45
46
47
48
49
Block scoping: let & const let i = 0; 50
51
52
53
54
55
56
Symbols Iterators Generators 57
Async / Await var users = await getUsers(); 58
59
60
61
62
63
<React /> 64
65
Declarative > Imperative {opened ? <FriendList /> : null} 66
67
68
69
70
71
72
increment append, decrement, replace 73
Now... 74
75
76
77
78
79
Instead... 80
(data) => markup 81
82
83
84
85
Composability friends.map(friend => <Info friend={friend} />) 86
87
88
89 http://handlebarsjs.com/expressions.html
90
Separation of Concerns? 91
Coupling vs Cohesion 92
Cohesion <button onClick={this._handleClick}>Click me</button> 93
94
95
ui logic + markup are cohesive 96
97
Unit testing 98
Reusability 99
100
101
But, large apps are large 102
Keep components small 103
Keep state in a single place 104
Optimize last 105
Use Immutable Data Structures 106
107
108
109
110
111
112
There's more 113
flow redux hot reloading 114
thank you :) 115