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Laurence Svekis

JavaScript Array and Objects

Methods and code snippets for item values from JavaScript arrays and object data.

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JavaScript Array and Objects

Methods and code snippets for item values from JavaScript arrays and object data.

Explore JavaScript arrays and objects.  Arrays and objects can hold lots of data, there are many array methods that can be used in order to access, sort and organize the data contained within the arrays.  Use of Objects combined with arrays allows applications to manage data effectively and easily.  This course is focused specifically on JavaScript arrays and objects and will help demonstrate common methods that can be applied to them.

Includes a 30+ page Downloadable PDF guide that can be used along side lessons, includes source code and more.

Course covers the following topics and commonly asked questions about how to use arrays and objects in code.

  • JavaScript Array and Objects

  • How to Create an Array JavaScript

  • Nested Arrays Select Values from inner Array JavaScript

  • Common Array Static Methods and creating Arrays coding examples

  • JavaScript Objects object literal and constructor

  • JavaScript Object static Methods Using Object Data

  • Loop Object Values Iterate Key and Values JavaScript

  • How to clone and duplicate JavaScript Arrays

  • Iterate and Loop Array items Output Values with JavaScript

  • JavaScript Array and Object entries Next iterator Values

  • Array Update Methods Changing Array Values

  • Clean up Array items remove duplicates and False values

  • How to Filter Array Items Filter Method with JavaScript

  • Index value and checking if array Includes values

  • How to use the Array Map Method create new array

  • How to get Unique Values from an Array with filter Method

  • JavaScript Array Iterator Keys and next iterator Value

  • How to use the Reduce Array Method count occurrences of values

  • Array Sort Method Reverse sort and random sort orders in JavaScript

Learning how to use arrays within JavaScript will help you better develop JavaScript code. Arrays are one of the fundamental building blocks of JavaScript.

Learn how to store values in arrays and how to work with arrays to utilize data.

Storing Values Working with Arrays

Lets you store multiple values in single variable

  • creating Arrays

  • literal array

  • JOIN()

  • PUSH()

  • SORT()

  • FOREACH()

  • POP()

  • SHIFT()

  • SPLICE()

  • REVERSE()

  • TOSTRING()

By the end of the course you will have the skills and know how to apply arrays within you website.   

I am here to help you learn how to create your own websites and ready to answer any questions you may have.

JavaScript is the most in demand skills, and learning how to use JavaScript will help to separate you from the crowd.

Want to know more, what are you waiting for take the first step.  Join now to start learning how you too can create arrays within your website today.

Enroll now

What's inside

Learning objectives

  • Use arrays in javascript
  • Apply arrays within web code
  • Use arrays and apply functions to sort array data

Syllabus

How to create arrays and objects and how to use array elements with array methods
Getting Started course introduction arrays and Objects JavaScript
Read more
Source Code and Resource Guide for Course
How to Create an Array JavaScript
Nested Arrays Select Values from inner Array JavaScript
Common Array Static Methods and creating Arrays coding examples
JavaScript Objects object literal and constructor
JavaScript Object static Methods Using Object Data
Loop Object Values Iterate Key and Values JavaScript
How to clone and duplicate JavaScript Arrays
Iterate and Loop Array items Output Values with JavaScript
JavaScript Array and Object entries Next iterator Values
Array Update Methods Changing Array Values
Clean up Array items remove duplicates and False values
How to Filter Array Items Filter Method with JavaScript
Index value and checking if array Includes values
How to use the Array Map Method create new array
How to get Unique Values from an Array with filter Method
JavaScript Array Iterator Keys and next iterator Value
How to use the Reduce Array Method count occurrences of values
Array Sort Method Reverse sort and random sort orders in JavaScript
Use JavaScript arrays in web projects
For reference only
Introduction
Different Data Type in JavaScript
What are Arrays
Working with Arrays
JavaScript Arrays in Action
JavaScript Arrays as Strings and Slices
Source Code Arrays

Good to know

Know what's good
, what to watch for
, and possible dealbreakers
Explore core principles and techniques for using arrays and objects in JavaScript
Build a foundation in working with arrays and objects, which are fundamental components of JavaScript
Develop proficiency in applying array methods for sorting, filtering, and manipulating data
Enhance problem-solving skills through practical examples and exercises
Course is suitable for beginners with little experience in JavaScript

Save this course

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Reviews summary

Concise and practical array methods

According to students, this course delves directly into JavaScript array methods and objects. Students describe the course as concise and practical.
Short, straight-to-the-point lessons.
"Direct to the point."

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in JavaScript Array Methods and Objects Data Structures with these activities:
Review JavaScript Fundamentals
Ensure a solid foundation by reviewing the fundamental concepts of JavaScript before delving into arrays.
Browse courses on Arrays
Show steps
  • Go through online tutorials or documentation on JavaScript fundamentals
  • Practice writing basic JavaScript code to reinforce your understanding
Create a Comprehensive Resource Collection
Organize your notes, assignments, and other course materials into a central location for easy reference and review.
Browse courses on Arrays
Show steps
  • Gather all relevant materials from the course
  • Organize the materials into logical categories or folders
  • Create a system for easy access and retrieval
Explore JavaScript Array Documentation
Familiarize yourself with the official JavaScript array documentation to gain a comprehensive understanding of its functions and methods.
Browse courses on Arrays
Show steps
  • Access the JavaScript documentation website
  • Navigate to the array section
  • Read through the documentation, focusing on key methods and their usage
Five other activities
Expand to see all activities and additional details
Show all eight activities
Follow Guided Tutorials on Arrays
Enhance your understanding by following guided tutorials that provide step-by-step explanations and examples of array concepts.
Browse courses on Arrays
Show steps
  • Identify reputable online resources or platforms
  • Select tutorials that align with your learning objectives
  • Work through the tutorials, taking notes and practicing the concepts
Practice Array Methods
Reinforce your understanding of JavaScript array methods by completing regular practice exercises.
Browse courses on Arrays
Show steps
  • Review array method syntax
  • Solve coding challenges involving array methods
Collaborate in Study Groups
Engage with peers in study groups to discuss array concepts, share insights, and work through challenges together.
Browse courses on Collaboration
Show steps
  • Identify or form a study group with other course participants
  • Establish regular meeting times and set goals
  • Prepare for sessions by reviewing materials and identifying questions
Read 'JavaScript: The Good Parts'
Gain a deeper understanding of JavaScript principles and best practices, including array-related concepts, by reading this highly-regarded book.
Show steps
  • Acquire a copy of the book
  • Read through the chapters relevant to arrays
  • Take notes and highlight important sections
Build Projects Using Arrays
Apply your array knowledge by building practical projects that involve manipulating and utilizing arrays.
Browse courses on Arrays
Show steps
  • Identify a project idea that involves arrays
  • Design the project architecture and plan the use of arrays
  • Implement the project, utilizing array methods and concepts
  • Test and refine the project

Career center

Learners who complete JavaScript Array Methods and Objects Data Structures will develop knowledge and skills that may be useful to these careers:
Software Engineer
Software Engineers design, develop, and maintain software systems. They use arrays to store and organize data in software programs. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Software Engineers.
Web Developer
Web Developers create and maintain websites. They are responsible for the design, development, and implementation of websites. As a Web Developer, you would use arrays to store and organize data on websites. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Web Developers.
Data Analyst
Data Analysts collect, analyze, and interpret data to help businesses make informed decisions. They use arrays to store and organize data for analysis. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Data Analysts.
Database Administrator
Database Administrators manage and maintain databases. They use arrays to store and organize data in databases. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Database Administrators.
Project Manager
Project Managers plan, execute, and control projects. They use arrays to store and organize data about projects. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Project Managers.
Business Analyst
Business Analysts analyze business processes and systems to help businesses improve their operations. They use arrays to store and organize data for analysis. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Business Analysts.
Information Security Analyst
Information Security Analysts protect computer systems and networks from unauthorized access. They use arrays to store and organize data about security threats. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Information Security Analysts.
Computer Scientist
Computer Scientists research and develop new computer technologies. They use arrays to store and organize data for research and development. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Computer Scientists.
IT Manager
IT Managers are responsible for the planning, implementation, and maintenance of IT systems. They use arrays to store and organize data about IT systems. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for IT Managers.
Web Designer
Web Designers create the visual appearance of websites. They use arrays to store and organize data about the design of websites. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Web Designers.
Data Engineer
Data Engineers build and maintain data pipelines. They use arrays to store and organize data for data pipelines. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Data Engineers.
UX Designer
UX Designers design the user experience of websites and apps. They use arrays to store and organize data about the user experience. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for UX Designers.
Statistician
Statisticians collect, analyze, and interpret data to help businesses make informed decisions. They use arrays to store and organize data for analysis. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Statisticians.
Machine Learning Engineer
Machine Learning Engineers build and maintain machine learning models. They use arrays to store and organize data for machine learning models. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Machine Learning Engineers.
Data Scientist
Data Scientists collect, analyze, and interpret data to help businesses make informed decisions. They use arrays to store and organize data for analysis. This course can help you build a foundation in using arrays in JavaScript, which is a valuable skill for Data Scientists.

Reading list

We've selected 17 books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in JavaScript Array Methods and Objects Data Structures.
Covers the core principles of JavaScript, and it provides a deep dive into some of the language's most important features.
Classic in the JavaScript community and is known for its clear and concise explanations of the language's core concepts. It great resource for anyone who wants to learn more about JavaScript and how to use it effectively.
Series comprehensive guide to the JavaScript language, covering the basics of the language as well as more advanced topics such as functional programming, object-oriented programming, and asynchronous programming. It valuable resource for both beginners and experienced JavaScript developers.
Deep dive into the JavaScript language, covering the basics of the language as well as more advanced topics such as functional programming, object-oriented programming, and asynchronous programming. It valuable resource for experienced JavaScript developers who want to gain a deeper understanding of the language.
Comprehensive guide to the JavaScript language, covering the basics of the language as well as more advanced topics such as functional programming, object-oriented programming, and asynchronous programming. It valuable resource for both beginners and experienced JavaScript developers.
Comprehensive guide to JavaScript, covering the basics of the language as well as more advanced topics such as functional programming, object-oriented programming, and asynchronous programming. It valuable resource for both beginners and experienced JavaScript developers.
Covers the essential algorithms and data structures that are used in JavaScript programming. It great resource for anyone who wants to learn more about how JavaScript works and how to use it to solve problems.
Comprehensive reference guide to the JavaScript language, covering the basics of the language as well as more advanced topics such as functional programming, object-oriented programming, and asynchronous programming. It valuable resource for both beginners and experienced JavaScript developers.
Collection of advanced JavaScript techniques, covering topics such as functional programming, object-oriented programming, and asynchronous programming. It valuable resource for experienced JavaScript developers who want to improve their skills.
Guide to writing high-performance JavaScript code, covering topics such as performance optimization, memory management, and concurrency. It valuable resource for experienced JavaScript developers who want to improve the performance of their code.
Collection of design patterns for JavaScript, covering topics such as object-oriented programming, functional programming, and asynchronous programming. It valuable resource for experienced JavaScript developers who want to improve their skills.
Guide to object-oriented programming in JavaScript. It covers the basics of object-oriented programming, as well as more advanced topics such as inheritance and polymorphism. It great resource for anyone who wants to learn more about how to use JavaScript to build complex web applications.
Provides a comprehensive overview of JavaScript's most important features, and it is written in a clear and concise style.
Comprehensive reference for JavaScript, and it good choice for developers who need a deep understanding of the language.

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