July 2017
Beginner to intermediate
464 pages
10h 38m
Korean
Content preview from 러닝 자바스크립트: ES6로 제대로 입문하는 모던 자바스크립트 웹 개발
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242
러닝 자바스크립트
o
[
GET
_
POLICY
] =
function
() {
return
this
[_
POLICY
]; }
o
[
IS
_
INSURED
] =
function
() {
return
!!
this
[_
POLICY
]; }
}
심볼은 항상 고유하므로 믹스인이
Car
클래스의 기능과 충돌할 가능성은 없습니다. 쓰기가 조
금 번거로울 수는 있겠지만, 훨씬 안전합니다. 메서드 이름에는 일반적인 문자열을 쓰고 데이
터 프로퍼티에는
_
POLICY
같은 심볼을 쓰는 절충안을 생각할 수도 있습니다.
9.4
요약
객체지향 프로그래밍은 대단히 널리 쓰이는 패러다임이며, 그럴 만한 이유가 있습니다. 객체지
향 프로그래밍을 사용하다 보면 자연스레 관리하고, 디버그하고, 수정하기 쉬운 정리되고 캡슐
화된 코드를 작성하게 됩니다. 자바스크립트의
OOP
구현은 비판을 자주 받는 편이고, 개중에
는 객체지향 언어의 기준조차 만족하지 못한다고 혹평하는 사람도 있습니다(이런 혹평은 보통
데이터 접근 제어가 불가능하다는 점에 집중됩니다). 그런 주장이 틀렸다고 할 수는 없지만,
일단 익숙해지면 자바스크립트의
OOP
는 사실 매우 유연하고 강력합니다. 다른 객체지향 언
어에서는 하기 어려운 일도 할 수 있습니다.
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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.