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あらゆる人のためのフロントエンド #frontkansai
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potato4d(Takuma HANATANI)
March 18, 2017
Technology
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あらゆる人のためのフロントエンド #frontkansai
FRONTEND CONFERENCE 2017の基調講演のスライドです。
potato4d(Takuma HANATANI)
March 18, 2017
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Transcript
͋ΒΏΔਓͷͨΊͷ ϑϩϯτΤϯυ FRONTEND CONFERENCE 2017 TAKUMA HANATANI
Ֆ୩ຏ • @potato4d • 18 years old • Developer at
pixiv inc. • JavaScript, Production development * ԍ
jQuery → Vue.js SCOUTER at SCOUTER inc.( https://service.scouter.co.jp )
Coffee + Backbone → Vue.js BOOTH at pixiv inc.( https://booth.pm
)
Vue.js SPA GNEX ltd. ( https://globalnet-ex.com )
JavaScriptࠓͳ͓ɺ ʮ୭ʹͰқ͍͠ݴޠʯͰ͋Δ͔ʁ Q.
No
ʮϑϩϯτΤϯυʯ ݱʹ͓͍ͯઐ৬ͱͳͬͨ
͍ͭʹReact͕jQueryͷγΣΞΛൈ͍ͨ npm trendsʹͯ؍ଌՄೳͳϞμϯڥʹݶΔ( http://www.npmtrends.com/jquery-vs-react )
αʔόʔαΠυͷʮ͓·͚ʯͰͳ͘ͳͬͨ Browser Server Browser Server
ઐ༻ͷઃܭύλʔϯ͕ੜ·Εͨ ը૾ɿ10Ͱ࣮͢ΔFlux http://azu.github.io/slide/react-meetup/flux.html
ʮաظʯΛӽ͑ΔͨΊͷπʔϧ૿͑ଓ͚Δ How it feels to learn JavaScript in 2016 https://hackernoon.com/how-it-feels-to-learn-javascript-in-2016-
❝ ❞ ʮͳ͊ɻ͏͜ΕͰऴΘΓͩͱࢥ͏Μͩɻ࣮ࡍͷ ͱ͜Ζ͏ेͩɻwebेͩ͠ɺJavaScript ·ͬͨͬͯ͘ेɺ͏͍͍ɻʯ ʲ༁ʳ 2016ʹJavaScriptΛֶΜͰͲ͏ײ͔ͨ͡ http://kikuchi1201.hateblo.jp/entry/2016/10/26/172404
ݱߦIEͷαϙʔτΓ8 https://support.microsoft.com/ja-jp/lifecycle/search/18165 8 years
ݱߦIEͷαϙʔτΓ8 https://support.microsoft.com/ja-jp/lifecycle/search/18165 8 years ʮաظʯ͕ऴΘΔ͜ͱͳ͍
$ npm install -D babel-preset-es2015
$ npm install -D babel-preset-es2016
$ npm install -D babel-preset-es2017
$ npm install -D babel-preset-es20..
$ npm install -D babel-preset-es2023
$ npm install -D babel-preset-es2024
$ npm install -D babel-preset-es2025
2025ʹͳͬͨΒ શ͕ͯٹΘΕΔͷ͔ʁ Q.
No
ະདྷͷ༷Λར༻Ͱ͖ΔڥݶΒΕΔ https://www.infoq.com/jp/news/2017/03/node-76-async-await async/await 2017/02 2017/03 2016/12
Ϟδϡʔϧόϯυϥ͕ແ͘ͳΔ͜ͱͳ͍ ESM/CommonJSͷղܾ ES2015+ͷղܾ ର͕͗͢ΔͨΊ ϒϥβͰͷαϙʔτෆՄ ϑϨʔϜϫʔΫจ๏ͷղܾ bundle.js ϒϥβ࣮ͷน
͔͜͜ΒΘ͔Δ͜ͱ
ݱࡏͷΑ͏ͳελοΫͰͷ։ൃ͘ଓ͘ + + any
͋ΒΏΔਓ͕͜ͷઌੜ͖ΔͨΊʹ
3ͭͷબࢶ
ྲྀߦͷܹ͍͠ք۾ʹ͓͚Δ3ͭͷબࢶ ΠϊϕʔλʔͰ͋Γଓ͚ɺෆ͍ͯ͠ΔʮࣄྫʯΛੜΈग़͢ 1 2 3 ΞʔϦʔΞμϓλʔͱͯ͠ɺࣗΒͷ͍͍ٕͨज़Λڭ͢Δ Stableͳٕज़ҠߦΛਐΊɺ҆ఆͨ͠ڥͰڠۀ͍͢͠ಓΛ୳͢
ΠϊϕʔλʔͰ͋Γଓ͚ɺෆ͍ͯ͠ΔʮࣄྫʯΛੜΈग़͢ •ࠓޙͦͷۀքʹશͯϕοτΛଓ͚Δਓ͕ߦ͏ࢪࡦ •ϑϩϯτΤϯυͰݴ͏ͱɺಛʹෆ͕ͪ͠ͳʮࣄྫʯΛࣗΒ͕ ੜΈग़͢͜ͱʹΑͬͯɺεςʔΫϗϧμʔͷૌٻϋʔυϧΛ Լ͛Δ •࣌ʹ௧ΈΛ͏ͷͷɺઐۀͰ͋ΔͳΒɺࠓޙͷੜଘͷͨΊ ͷࢪࡦͱͯͬ͠ͱ༗ޮ 1
ΞʔϦʔΞμϓλʔͱͯ͠ɺࣗΒͷ͍͍ٕͨज़Λڭ͢Δ •ʮϑϩϯτΤϯυΤϯδχΞʯͱͯ͠ੜ͖Δ߹ʹඞਢͱͳ Δࢪࡦ •ʮΑΓ৽͍͠πʔϧʯͷΈʹڧྗͳิॿπʔϧ͕ఏڙ͞ΕΔੈ քͰ͋ΔͨΊɺશͯΛѲ্ͨ͠Ͱɺ͕ࣗ࠷༏Ε͍ͯΔͱ ࢥ͏πʔϧʹ͍ͭͯͷใΛڞ༗͍ͯ͘͠ 2
Stableͳٕज़ҠߦΛਐΊɺ҆ఆͨ͠ڥͰڠۀ͍͢͠ಓΛ୳͢ •ϑϩϯτΤϯυΛαϒελοΫͱͯ࣋ͭ͠߹ͷ҆ఆࢪࡦ •શମͱͯ͠ΕΛऔΔ͕ɺσϑΝΫτʹ͍ٕۙज़͔ͭࣗʹ ؔͷ͋ΔϨΠϠͷΈΛΥον͢Δͱ͍͏ख๏͋Δ •جຊతʹ৽ͨͳߏΛఏ্ࣔͨ͠Ͱɺϝδϟʔʹͳͬͨޙʹࣗ ͨͪҎ֎͕͍͍͢උΛߦ͏ʹ͋Δ͜ͱΛར༻͢Δ •css-loader/style-loaderͳͲ͕ݦஶʹͦͷΛද͍ͯ͠Δ •ͯ҆ఆखʹೖΔ 3
React୯ମʹ͓͚ΔCSSͷ”ͭΒ͞” // greeting.js const styles = { greeting: { color:
#f00 } }; export default class Greeting extends Component { render() { return (<div className={styles.greeting}>Hello</div>); } };
css-loader͕खʹೖΕͨ҆ఆ // greeting.css :local{ .greeting{ color:#f00; } } // greeting.js
import styles from './greeting.css'; export default class Greeting extends Component { render() { return (<div className={styles.greeting}>Hello</div>); } };
ͯ҆ఆखʹೖΔ
େ͕ٛ͋ΔͳΒΓଓ͚Δ
ফͨ͘͠ͳ͍ͳΒউͪഅʹΔ
ʮΠϚʯͱʮະདྷʯ͕ͭͳ͕Δ FRONTEND CONFERENCE 2017
ʮ10ઓ͑Δج൫ʯ͜͜ʹ͋Δ
Let’s Enjoy!