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firestore get all documents in collection

By Gifted GibbonGifted Gibbon on Dec 29, 2020
// retrieve a collection
db.collection('documents')
  .get()
  .then(querySnapshot => {
    const documents = querySnapshot.docs.map(doc => doc.data())
    // do something with documents
  })

// retrieve a document
db.collection('documents')
  .doc(documentId)
  .get()
  .then(snapshot => {
    const document = snapshot.data()
    // do something with document
  })

Source: vuefire.vuejs.org

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6

get data in from a collection firestore

By Mystic DevMystic Dev on Dec 11, 2020
    db.collection("users").get().then((querySnapshot) => {
    querySnapshot.forEach((doc) => {
        console.log(`${doc.id} => ${doc.data()}`);
    });

Source: stackoverflow.com

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3

collection get firesotre

By TrinixTrinix on Dec 28, 2020
async getMarker() {
    const snapshot = await firebase.firestore().collection('events').get()
    return snapshot.docs.map(doc => doc.data());
}

Source: stackoverflow.com

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0

get one document based on id in firestore

By VolcanoVolcano on Jun 28, 2020
//retrieve one document and save it to userDetails
const [userDetails, setUserDetails] = useState('')
db.collection('users').doc(id).get()
        .then(snapshot => setUserDetails(snapshot.data()))

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2

get data from firestore

By VolcanoVolcano on Jun 28, 2020
const [hospitalsDetails, setHospitalsDetails] = useState([])
    useEffect(()=>{
        //load hospitals into hospitalsList
        const hospitals = []
        db.collection('Hospitals').get()
            .then(snapshot => {
                snapshot.docs.forEach(hospital => {
                    let currentID = hospital.id
                    let appObj = { ...hospital.data(), ['id']: currentID }
                    hospitals.push(appObj)

                    hospitals.push(hospital.data())
            })
            setHospitalsDetails(hospitals)
        })
    },[])

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0

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