You Are About To Start Your Journey To Becoming The JavaScript Professional That You've Always Wanted To BecomeJavaScript is the language of the web. As such, if you want to understand the web in the internet driven world that we live in today, you need to learn JavaScript.Whether you want to learn the language as a hobby or want to become a JavaScript professional who can build a career out of your knowledge of the programming language, this book will help you with all that.The following are some of the features that make JavaScript popular and a programming language every programmer should learn: It is used in web and mobile application development, It is a scripting language interpreted by an engine, It is an Object Oriented Programming language, It helps create beautiful and fast web applications, It offers Standard implementation, It is dynamic and fast, JavaScript is cross platform, Used to create both front-end and back-end applicationsThe following are some of JavaScript programming language features we shall be discussing in this guide and using hands-on projects, show you how to use JavaScript to create dynamic, responsive web pages and web applications: It supports Server-Side Programming - In programming, we normally use frameworks such as Node.js to deploy complex JavaScript server applications.Asynchronous back-end - JavaScript provides frameworks such as Ajax to help with back-end data loading while performing other tasks.HTML manipulation - JavaScript aids the process of manipulating HTML web pages.Input Validation - Programmers and web developers normally use JavaScript to verify the user inputs in the browser before submitting. In this JavaScript guide for beginners and intermediates, you shall learn everything you need to learn to go from having very little knowledge of how to use JavaScript, to being someone who can use JavaScript to create a dynamic, web-based game that has two levels of difficulty: easy and difficult.