# 자바스크립트 : ES2019에 새로 추가된 것들

> Clean Markdown view of GeekNews topic #208. Use the original source for factual precision when an external source URL is present.

## Metadata

- GeekNews HTML: [https://news.hada.io/topic?id=208](https://news.hada.io/topic?id=208)
- GeekNews Markdown: [https://news.hada.io/topic/208.md](https://news.hada.io/topic/208.md)
- Type: news
- Author: [xguru](https://news.hada.io/@xguru)
- Published: 2019-07-31T09:50:31+09:00
- Updated: 2019-07-31T09:50:31+09:00
- Original source: [blog.tildeloop.com](https://blog.tildeloop.com/posts/javascript-what%E2%80%99s-new-in-es2019)
- Points: 2
- Comments: 2

## Topic Body

Array.flat(), flatMap() / String.trimStart() , trimEnd() / Object.fromEntries /

파라미터 없는 catch 구문 / Symbol.description / Function.toString() /

JSON.parse() 개선 - 라인구분자 \u2028 과 패러그래프 \u2029 파싱가능

## Comments



### Comment 215

- Author: benjamin
- Created: 2019-07-31T10:28:40+09:00
- Points: 1

랭귀지의 변화는 없고 몇몇(어쩌면 사소한) 헬퍼 함수들만 추가되는군요.

### Comment 214

- Author: xguru
- Created: 2019-07-31T09:50:59+09:00
- Points: 1

이 기능들은 현재 Process Stage 4 단계임 - https://tc39.es/process-document/