April 2019
Beginner to intermediate
368 pages
7h 18m
Korean
Content preview from 만들면서 배우는 프로그레시브 웹 앱: 사용자 경험을 극대화하는 차세대 웹 앱 기술
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부록
- 357
서비스 워커 : ES2015 적용하기
ECMAScript
2015
(ES2015
,
ES6
,
ES6
Harmony
으로도 알려져 있음
)
는
ECMAScript
언어 표준
(ECMAScript
language
specification
, 자바스크립트 구현 규
격
)
에 대한
2015
년의 업데이트이며
2009
년
ES5
이후 최초로 이루어진 주요 업
데이트입니다.
ES2015
에는
ECMAScript
(
자바스크립트
)
에 화살표 함수, 상수, 프로미스, 클래
스, 모듈,
for
/
of
루프, 템플릿 문자열 등을 포함한 많은 새로운 언어 기능이 추가
됐습니다.
덕분에 자바스크립트로 코드를 더 우아하게 짤 수 있게 되었고, 코딩을 즐겁게 할
수 있게 되었습니다.
ES2015
를 사용하려는 개발자의 입장에서 아쉬운 점은, 많은 사용자가 아직도
ES2015
를 완전히 지원하지 않는 구식 브라우저를 사용한다는 점입니다.
이 문제는 빌드 시
바벨
Babel
과 같은 툴을 사용하면 해결할 수 있습니다. 이러한 툴
로
ES2015
코드를 예전의
ES5
코드로 트랜스파일
transpiling
하면 됩니다. 이 작업
은
ES5
와 호환되지 않는 구문이나 코드를 호환 가능한 구문으로 변경하는 작업입
니다. 하지만 대부분의 개발자들이 이 단계를 추가하는 것을 불편해하거나 진행하
지 않기 때문에, 아쉽게도 ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.