firebase order by key descending
firebase.database().ref('books').orderByChild('ups').limitToLast(2)firebase order by key descending
firebase.database().ref('books').orderByChild('ups').limitToLast(2)firebase orderby
const getComments = async (parentId, slug, type, limit) => {
const db = firebase.firestore();
let commentsQuery = db.collection('comments3')
.where('postType', '==', type)
.where('postId', '==', slug)
.where('parentId', '==', parentId || null)
.orderBy("createdAt");
if (limit) {
commentsQuery = commentsQuery.limit(limit);
}
return commentsQuery.get();;
}Copyright © 2021 Codeinu
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