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JavaScript JavaScript Array Iteration Methods Combining Array Methods Nested Data and Additional Exploration

Peter Retvari
Peter Retvari
Full Stack JavaScript Techdegree Student 8,392 Points

solution with forEach ?


I solved this challenge in another way too. If you're interested, let's check it out here ?:

const arr = [];  
const bookTitles = users.forEach( user => {
  user.favoriteBooks.forEach(title=> { 


2 Answers

Good job!

Sail Liao
Sail Liao
6,654 Points

const favoriteBooks = users.reduce((acc, user) => { user.favoriteBooks.forEach(book => acc.push(book.title)) return acc; }, [])

It's also possible with just forEach in reduce.