✨ Earn college credits in Cybersecurity, JS, HTML, CSS and Python

🤑 Join the Treehouse affiliate program and earn 25% recurring commission!

New No-Code Track! 🚀start learning today!

🌟 Dreaming of a bright future? 🎓 Ask about the Treehouse Scholarship program! 🚀

✨ Earn college credits in Cybersecurity, JS, HTML, CSS and Python

🤑 Join the Treehouse affiliate program and earn 25% recurring commission!

  • Treehouse Logo
  • Plans
    Chevron
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
  • Library
    Chevron
    • All Courses
    • Tracks
    • College Credit
  • Techdegree
    Chevron
    • Overview
    • Front End Development
    • Full Stack JavaScript
    • Data Analysis
    • UX Design
    • Python
  • Community
    Chevron
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
    • 100 Days of Code
  • Resources
    Chevron
    • Career Toolbox
    • CodeForward
    • Free Treehouse Near Me
    • Jobs
    • Blog
    • Support
    • About
  • For Individuals For Businesses For Schools For Libraries For Military
  • All Courses Tracks College Credit
  • Overview Front End Web Development Full Stack JavaScript Python Development Data Analysis UX Design
  • Code Adventures Discord Forum Success Stories Treehouse Links 100 Days of Code
  • Career Toolbox CodeForward Free Treehouse Near Me Jobs Blog Support About
  • Sign In
  • Free Trial
Instagram Twitter Facebook YouTube LinkedIn
    • Newest
      • Newest
      • Active
      • Unanswered
      • Featured
    • All Topics
      • All Topics
      • • General Discussion
      • • AI
      • • Android
      • • APIs
      • • Coding for Kids
      • • College Credit
      • • Computer Science
      • • CSS
      • • Data Analysis
      • • Databases
      • • Design
      • • Development Tools
      • • Digital Literacy
      • • Game Development
      • • Go Language
      • • HTML
      • • Java
      • • JavaScript
      • • Learning Resources
      • • Machine Learning
      • • No-Code
      • • PHP
      • • Professional Growth
      • • Python
      • • Quality Assurance
      • • React
      • • Ruby
      • • Security
      • • Swift
    • Showing results for:
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()
    • Close
  • Emil Lau
    Emil Lau
    6,233 Points

    Why .push is not a function?

    Posted on Jul 31, 2022 by Emil Lau
    Emil Lau
    6,233 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    1 Answer

  • Tamella Hajiyeva
    seal-mask
    .a{fill-rule:evenodd;}techdegree
    Tamella Hajiyeva
    Full Stack JavaScript Techdegree Student 6,678 Points

    Different solution, is this acceptable?

    Posted on Aug 19, 2021 by Tamella Hajiyeva
    .a{fill-rule:evenodd;}techdegree
    Tamella Hajiyeva
    Full Stack JavaScript Techdegree Student 6,678 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    1 Answer

  • Frank keane
    Frank keane
    8,074 Points

    How does the price variable automatically get assigned to the current array item?

    Posted on Jun 17, 2021 by Frank keane
    Frank keane
    8,074 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    1 Answer

  • Trevor Maltbie
    seal-mask
    .a{fill-rule:evenodd;}techdegree seal-36
    Trevor Maltbie
    Full Stack JavaScript Techdegree Graduate 17,021 Points

    Less code for capitalizedFruit or less reusable?

    Posted on Jul 5, 2020 by Trevor Maltbie
    .a{fill-rule:evenodd;}techdegree seal-36
    Trevor Maltbie
    Full Stack JavaScript Techdegree Graduate 17,021 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    3 Answers

  • Dom Ss
    Dom Ss
    4,339 Points

    What would be the difference between (item.toUpperCase()) and (item.toUpperCase) without ()

    Posted on Apr 2, 2020 by Dom Ss
    Dom Ss
    4,339 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    1 Answer

  • Tristan De Clarin
    Tristan De Clarin
    10,131 Points

    Here is another solution:

    Posted on Aug 6, 2019 by Tristan De Clarin
    Tristan De Clarin
    10,131 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    0 Answers

  • Aakash Srivastav
    seal-mask
    .a{fill-rule:evenodd;}techdegree
    Aakash Srivastav
    Full Stack JavaScript Techdegree Student 11,638 Points

    Examples using forEach()

    Posted on Jul 29, 2018 by Aakash Srivastav
    .a{fill-rule:evenodd;}techdegree
    Aakash Srivastav
    Full Stack JavaScript Techdegree Student 11,638 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    1 Answer

  • Sergio Leon
    Sergio Leon
    12,594 Points

    I don't understand how the sum of prices was done

    Posted on May 6, 2018 by Sergio Leon
    Sergio Leon
    12,594 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    2 Answers

  • Andrew Phythian
    Andrew Phythian
    19,747 Points

    Alternative Solution

    Posted on Mar 10, 2018 by Andrew Phythian
    Andrew Phythian
    19,747 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    1 Answer

  • Tshering Tamang
    Tshering Tamang
    3,492 Points

    Position of things inside array

    Posted on Jan 18, 2018 by Tshering Tamang
    Tshering Tamang
    3,492 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    1 Answer

  • nfs
    nfs
    35,526 Points

    I did it this way:

    Posted on Dec 14, 2017 by nfs
    nfs
    35,526 Points
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    2 Answers

  • Jason Welsh
    seal-mask
    .a{fill-rule:evenodd;}techdegree seal-36
    Jason Welsh
    Treehouse Project Reviewer

    Why not use string.startsWith() instead?

    Posted on Oct 30, 2017 by Jason Welsh
    .a{fill-rule:evenodd;}techdegree seal-36
    Jason Welsh
    Treehouse Project Reviewer
    • JavaScript
    • JavaScript Array Iteration Methods
    • Array Iteration
    • Examples Using forEach()

    4 Answers

Posting to the forum is only allowed for members with active accounts.
Please sign in or sign up to post.

    Treehouse

  • About
  • Blog
  • Careers
  • Community
  • Stories
  • Shop
  • Contact
  • Gift Card

See Full Catalogue

Techdegree

  • Front End Web Development
  • Full Stack JavaScript
  • Python Development
  • Data Analysis
  • UX Design

Tracks

  • Learn to Code for Beginners
  • Beginning Python
  • Beginning SQL
  • Beginning Java
  • ...see more

Courses

  • JavaScript Basics
  • Intro to HTML & CSS
  • Python Basics
  • CSS Layout
  • ...see more

Explore

  • Plans
  • Affiliates
  • Perks
  • Free Treehouse Near Me
  • Treehouse for Libraries
  • Treehouse for Businesses
  • Twitter
  • YouTube
  • Facebook
  • LinkedIn
  • Instagram
Terms & Conditions | Privacy

© 2025 Treehouse Island, Inc.