Business
Jobs
  • About Us
  • Solutions
    • Job Postings
      Post your job and receive qualified candidates in 48h.
    • Candidate Assessments
      500+ technical and psychological tests, plus anti-fraud.
    • Headhunting
      Tailor-made executive search from start to finish.
    • Payroll + EOR
      Payroll dispersal and EOR across 15+ LATAM countries.
  • Pricing
  • Jobs

0

168
Views
Matriz de matrices en JavaScript. Reemplazo de querySnapshot.forEach

así que tengo esto.

 const querySnapshot = await getDocs(collectionRef); querySnapshot.forEach((doc) => { console.log(doc.id, " => ", doc.data()); });

Produce lo siguiente.

 0 => Object 1 => Object 2 => Object

Quiero una matriz de matrices. Justo como esto

 [[0], [1], [2]]

Por favor ayuda

about 4 years ago · Juan Pablo Isaza
2 answers
Answer question

0

Bueno, puede crear una matriz externa e insertar sus valores allí de esta manera:

 const array = []; const querySnapshot = await getDocs(collectionRef); querySnapshot.forEach((doc) => { array.push([doc.id]) }); console.log(array); // [[0],[1],[2]]
about 4 years ago · Juan Pablo Isaza Report

0

Si accede a los docs de la instantánea , obtiene una matriz y puede usar todas las operaciones de matriz, como map :

 const arr = querySnapshot.docs.map((doc) => [doc.id]); console.log(arr);
about 4 years ago · Juan Pablo Isaza Report
Answer question
Find remote jobs

Discover the new way to find a job!

Top jobs
Top job categories
Business
Post vacancy Pricing Sales
Legal
Terms and conditions Privacy policy
© 2026 PeakU Inc. All Rights Reserved.
Andres GPT
Show me some job opportunities
There's an error!