수업소개
lowdb의 데이터를 읽어오는 방법을 알아봅시다.
강의
Coding Everybody
댓글
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2021.03.27 조회 - OK -
21.03.10
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2021 2 15
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완료 200920 -
수강완료. 감사합니다~ -
수강완료. 감사합니다~
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끝.
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.filter()는 '~이 아닌 것들을 조회한다' 정도로 이해하면 되나요 ?
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완료
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Check if posts exists.
db.has('posts')
.value()
Set posts.
db.set('posts', [])
.write()
Sort the top five posts.
db.get('posts')
.filter({published: true})
.sortBy('views')
.take(5)
.value()
Get post titles.
db.get('posts')
.map('title')
.value()
Get the number of posts.
db.get('posts')
.size()
.value()
Get the title of first post using a path.
db.get('posts[0].title')
.value()
Update a post.
db.get('posts')
.find({ title: 'low!' })
.assign({ title: 'hi!'})
.write()
Remove posts.
db.get('posts')
.remove({ title: 'low!' })
.write()
Remove a property.
db.unset('user.name')
.write()
Make a deep clone of posts.
db.get('posts')
.cloneDeep()
.value()
https://github.com......wdb -
완료!!!
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wwwe -
find 로 읽는걸 복습했습니다
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앗 죄송합니다. 추가했습니다.
https://opentutorials.org......208 -
토픽목록 4번이 빠져있습니다..ㅠㅠ -
왼쪽 토픽 목록에서 [4. 생성] 항목이 빠져 있어요.
https://www.youtube.com......6A8
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