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Master JavaScript: Explore, Learn, and Elevate Your Skills
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Dive into an extensive collection of JavaScript questions designed to challenge and enhance your skills. From fundamental concepts to advanced techniques, this resource keeps you updated with evolving JavaScript standards. Engage with the community and use these questions to prepare for interviews or simply to refresh your knowledge.

Description

Overview

Welcome to JavaScript Questions, a comprehensive repository designed to help you master JavaScript from basic to advanced levels. This community-driven collection consists of various challenges that not only aid in your learning but also prepare you for coding interviews. Whether you're refreshing your skills or testing your knowledge, you'll find value in this resource! :muscle::rocket:

Note: This repository was initially created in 2019 and focuses on JavaScript syntax and behavior as understood at that time. As JavaScript evolves, some newer features may not be covered here.

Features

  • Engaging Questions: Dive into an extensive list of JavaScript questions, each accompanied by detailed explanations that clarify the concepts.
  • Regular Updates: The repository is frequently updated with new questions to keep the content fresh and relevant.
  • Interactive Learning: Answers are included in collapsed sections beneath each question, which can be expanded for easier navigation and an interactive learning experience.
  • Community Contribution: It's an open space for developers; contributions and references to this repo are highly encouraged.

Translations

The repository supports multiple translations, making it accessible to a broader audience:

Sample Questions

Here are a few samples of the engaging questions you can expect to encounter:

  1. What's the output?

    function sayHi() {
  console.log(name);
  console.log(age);
  var name = 'Lydia';
  let age = 21;
}

sayHi();
    • Answer: undefined and ReferenceError

  2. What's the output?

    for (var i = 0; i < 3; i++) {
  setTimeout(() => console.log(i), 1);
}
    • Answer: 3 3 3

Community Engagement

Feel free to reach out on social media or through the blog if you have suggestions, questions, or want to share your experience:

Join us in this journey of understanding JavaScript better, contributing together, and elevating everyone's coding skills! Thank you for being part of this community, and have fun!