/TypeScript/How to update firebase document field angular

How to update firebase document field angular

updateDoc(_id: string, _value: string) {
  let doc = this.afs.collection('options', ref => ref.where('id', '==', _id));
  doc.snapshotChanges().pipe(
    map(actions => actions.map(a => {                                                      
      const data = a.payload.doc.data();
      const id = a.payload.doc.id;
      return { id, ...data };
    }))).subscribe((_doc: any) => {
     let id = _doc[0].payload.doc.id; //first result of query [0]
     this.afs.doc(`options/${id}`).update({rating: _value});
    })
}

Source: stackoverflow.com

Similar codes

4 votes288 views3 answers
Flutter unfocus textfield
TypeScript
1 vote285 views1 answer
Ion-datetime open programmatically
TypeScript
5 votes337 views3 answers
Jquery id that starts with
TypeScript
3 votes287 views1 answer
ERROR in node_modules/rxjs/internal/types.d.ts(81,44): error TS1005: ';' expected.
TypeScript
1 vote253 views1 answer
What is test management review
TypeScript
0 vote283 views2 answers
When we dont have to show data of child but change in child should be displayed in parent automatically
TypeScript
6 votes276 views3 answers
Angular show element in component
TypeScript
1 vote273 views1 answer
Npm type-check nested arrays
TypeScript
0 vote268 views1 answer
How to check if all elements are equal C#
TypeScript
1 vote292 views1 answer
Global d ts
TypeScript