how to display a firebase collection with react native?

Question

How to display a collection with Firebase. I tried to display a return but it doesn't work so I tried to integrate my arrays in another array except that it rempis it by

Now I get my values in my foreach:

Now I don't get my values in my foreach:

Answer 1

Try something like this:

snapshot.then(snap => {
    const tableau = []
    snap.forEach(doc => {
     tableau.push({id: doc.id, ... doc.data()})
    })
    // set state here
    // setTableauData([...tableau])
})