๋‚ ์งœ์™€ ์‹œ๊ฐ„ ํฌ๋งท ์ปค์Šคํ…€ํ•˜๊ธฐ :Day.js ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ

2024. 2. 14. 18:09ยท frontEnd/React
๋ชฉ์ฐจ
  1. ๐ŸŒˆ JS์—์„œ new Date( ) ๊ฐ์ฒด
  2. โ˜€๏ธ Day.js๋ฅผ ์‚ฌ์šฉํ•ด์„œ format ๋ณ€๊ฒฝํ•˜๊ธฐ
  3. โœจ Day.js์˜ ๋‹ค์–‘ํ•œ format
  4. โญ๏ธ ์ฐธ๊ณ 

 

 

๐ŸŒˆ JS์—์„œ new Date( ) ๊ฐ์ฒด

JavaScript์—์„œ๋Š” Date ๊ฐ์ฒด๋ฅผ ์ƒ์„ฑํ•˜๋ฏ€๋กœ ํ˜„์žฌ ์‹œ๊ฐ„ ๋“ฑ์„ ํ‘œ์‹œํ•  ์ˆ˜ ์žˆ๋‹ค.

์•„๋ž˜์ฒ˜๋Ÿผ new Date()๋ฅผ ํ†ตํ•ด ๋‚ ์งœ ํ‘œ์‹œํ•  ์ˆ˜ ์žˆ๋Š”๋ฐ ๋ฌธ์ œ๋Š” format์ด ์ •๋ˆ๋˜์ง€ ์•Š์•˜๋‹ค๋Š” ์ !

export default function App() {
  const date = new Date();
  return <div>{date.toString()}</div>;
}

 

Date๋ฅผ ํ‘œ์‹œํ•  ๋•Œ default format

 

 

โ˜€๏ธ Day.js๋ฅผ ์‚ฌ์šฉํ•ด์„œ format ๋ณ€๊ฒฝํ•˜๊ธฐ

naver News API์—์„œ ๋‚ ์งœ๋ฅผ ๊ฐ€์ ธ์™€์„œ ํ‘œ์‹œํ•  ๊ฒฝ์šฐ ์•„๋ž˜์ฒ˜๋Ÿผ ๊ธฐ๋ณธ ํฌ๋งท์œผ๋กœ ํ‘œ์‹œ๊ฐ€ ๋๋‹ค. ์ด๊ฑธ custom ํ•ด๋ณด์ž!

1) Day.js ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ ์„ค์น˜ํ•œ๋‹ค.

npm install dayjs --save

 

2) dayjs ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ๋ฅผ import ํ•ด์ค€๋‹ค.

import dayjs from 'dayjs'

 

3) format๋ฅผ ๋ณ€ํ™˜ํ•ด์ค€๋‹ค.

  <span> {dayjs(date).format('YYYY-MM-DD hh:mmA')}</span>

 

 

โœจ Day.js์˜ ๋‹ค์–‘ํ•œ format

YY 18 Two-digit year
YYYY 2018 Four-digit year
M 1-12 The month, beginning at 1
MM 01-12 The month, 2-digits
MMM Jan-Dec The abbreviated month name
MMMM January-December The full month name
D 1-31 The day of the month
DD 01-31 The day of the month, 2-digits
d 0-6 The day of the week, with Sunday as 0
dd Su-Sa The min name of the day of the week
ddd Sun-Sat The short name of the day of the week
dddd Sunday-Saturday The name of the day of the week
H 0-23 The hour
HH 00-23 The hour, 2-digits
h 1-12 The hour, 12-hour clock
hh 01-12 The hour, 12-hour clock, 2-digits
m 0-59 The minute
mm 00-59 The minute, 2-digits
s 0-59 The second
ss 00-59 The second, 2-digits
SSS 000-999 The millisecond, 3-digits
Z +05:00 The offset from UTC, ยฑHH:mm
ZZ +0500 The offset from UTC, ยฑHHmm
A AM PM  
a am pm

โญ๏ธ ์ฐธ๊ณ 

https://developer.mozilla.org/ko/docs/Web/JavaScript/Reference/Global_Objects/Date/Date

 

Date() ์ƒ์„ฑ์ž - JavaScript | MDN

Date ์ƒ์„ฑ์ž๋Š” ์‹œ๊ฐ„์˜ ํŠน์ • ์ง€์ ์„ ๋‚˜ํƒ€๋‚ด๋Š” Date ๊ฐ์ฒด๋ฅผ ํ”Œ๋žซํผ์— ์ข…์†๋˜์ง€ ์•Š๋Š” ํ˜•ํƒœ๋กœ ์ƒ์„ฑํ•ฉ๋‹ˆ๋‹ค. Date ๊ฐ์ฒด๋Š” 1970๋…„ 1์›” 1์ผ UTC(๊ตญ์ œํ‘œ์ค€์‹œ) ์ž์ •์œผ๋กœ๋ถ€ํ„ฐ ์ง€๋‚œ ์‹œ๊ฐ„์„ ๋ฐ€๋ฆฌ์ดˆ๋กœ ๋‚˜ํƒ€๋‚ด๋Š” UNIX

developer.mozilla.org

https://day.js.org/en/

 

Day.js ยท 2kB JavaScript date utility library

2kB JavaScript date utility library

day.js.org

 

'frontEnd > React' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€

์ „์—ญ์ƒํƒœ๊ด€๋ฆฌ๋Š” ๋ญ๊ฐ€์ข‹์„๊นŒ?(Redux,Zustand,Mobx)  (0) 2024.04.19
3์ดˆ์•ˆ์— ํ™”๋ฉด ์•ˆ๋œจ๋ฉด ๋– ๋‚œ๋‹ค : CodeSplitting  (1) 2024.04.14
path ๊น”๋”ํ•˜๊ฒŒ ๊ด€๋ฆฌํ•˜๊ธฐ  (0) 2024.02.05
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  1. ๐ŸŒˆ JS์—์„œ new Date( ) ๊ฐ์ฒด
  2. โ˜€๏ธ Day.js๋ฅผ ์‚ฌ์šฉํ•ด์„œ format ๋ณ€๊ฒฝํ•˜๊ธฐ
  3. โœจ Day.js์˜ ๋‹ค์–‘ํ•œ format
  4. โญ๏ธ ์ฐธ๊ณ 
'frontEnd/React' ์นดํ…Œ๊ณ ๋ฆฌ์˜ ๋‹ค๋ฅธ ๊ธ€
  • ์ „์—ญ์ƒํƒœ๊ด€๋ฆฌ๋Š” ๋ญ๊ฐ€์ข‹์„๊นŒ?(Redux,Zustand,Mobx)
  • 3์ดˆ์•ˆ์— ํ™”๋ฉด ์•ˆ๋œจ๋ฉด ๋– ๋‚œ๋‹ค : CodeSplitting
  • path ๊น”๋”ํ•˜๊ฒŒ ๊ด€๋ฆฌํ•˜๊ธฐ
  • ์‹ค์‹œ๊ฐ„ ์ฑ„ํŒ… ๊ธฐ๋Šฅ : Socket.io
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๋‚ ์งœ์™€ ์‹œ๊ฐ„ ํฌ๋งท ์ปค์Šคํ…€ํ•˜๊ธฐ :Day.js ๋ผ์ด๋ธŒ๋Ÿฌ๋ฆฌ
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