How Long Does It Take To Learn JavaScript

The Ultimate Guide To How Long Does It Take To Learn JavaScript

JavaScript was created in 1995 at Netscape Headquarters and was used by front-end developers. It was almost dying in 2009 when a miracle happened, and someone at Google discovered that it could also be used for Back end programming (serverside scripting).

Today, Out of over 1.8 billion websites, 98% of websites use JavaScript as a client-side programming language, which shows the popularity of JavaScript.

Many students wonder how long does it take to learn JavaScript; well, it depends on the amount of time you are willing to invest.

Also, JavaScript is beginner-friendly; newcomers can just get in and start programming. According to StackOverflow, it is one of the most accessible languages for entering coding and has one of the largest community support that offers support and advice.

For you to know the amount of time and skills required to learn JavaScript, In this article, I have organized the information as per the need of a beginner, intermediate, and advanced programmer.

Also, read- What Are The Uses of Javascript

What is Javascript?

Javascript is currently one of the most used languages in information technologies. The power of Javascript allows developers to integrate complex functionality into a website. Any multimedia or complex function you see on a web page – a ticker, an interactive map, graphics, or video – is usually performed using Javascript. 

Along with HTML and CSS, JavaScript is one of the building elements of an efficient website. You may add intricate, dynamic elements to web pages using this programming language. Once you master it, you can use the title “web developer.” You can alter the material, manage the multimedia, animate the pictures, and much more.

Javascript hard or not

Javascript is a simple programming language, even if you are a total newbie. Once you master the fundamentals, you must continue learning to keep yourself updated.

It does writing and understanding more complex Javascript code easier if you need to learn the basics.

Skills to acquire before learning Javascript

In this world of vast technology, many different platforms, apps, and languages are currently being developed. Whether you are an experienced developer or a beginner, you should be able to integrate modern technology and other elements into your work to achieve impressive results.


To be a web developer, you should be familiar with HTML and CSS. The markup language used to create web pages is HTML (HyperText Markup Language). Web developers commonly use it to style web pages with markup. On the other hand, CSS is used to style the page structure, colours, fonts, and styling. The front-end developer must understand these two elements.

HTML is the basis for creating websites, and the technology used to create custom websites includes various options and (modern) functions.


Every project needs testing to make sure that bugs don’t cause issues. As a result, a front-end developer should be able to test and debug code. Various testing techniques are employed during website development to test a specific element of your website. The front-end development process includes testing, and there are JavaScript frameworks available to help.


A JavaScript framework is a group of JavaScript libraries that offer pre-written JavaScript code to web developers for everyday programming tasks. It helps to create web applications using the framework, which are structures with a particular context.  

The javascript framework includes some rules and suggestions.

 Rules and guidelines also help design and organize your website or web application.


As front-end web developers, regardless of their position or title, front-end engineers need to be exceptional problem-solvers, from figuring out the best approach to implement a design to resolving errant issues. Using imagination to solve problems is a key component of the development process.

How Long Does It Take To Learn JavaScript

JavaScript is an interpreted language, and the entire program executes precisely as it was written from beginning to end. The intermediary process of building the language is optional for the computer.

Plan carefully, as the code will be executed in the order presented from start to finish. Getting the instructions in the proper order is crucial. The script will only succeed if multiple steps are performed correctly. An error is displayed in the browser developer console, the environment in which you are testing your code.

Let us find out How Long Does It Take To Learn JavaScript according to your programming experience.

Javascript beginner concepts

javascript for beginners

If you have experience in another programming language, it will require around 3 days to understand the basics. 

 A beginner might take 7 days to understand the same topic.

Which includes learning about

  • Data types
  • Variables
  • Functions
  • Loops

Intermediate concepts

It will require nearly 3 days to understand the basics if you have a programming background.

For a beginner, learning intermediate topics will take seven days.

Which incorporates learning about

  • Arrays
  • Map and set
  • Date
  • Functions method

You’ve gained enough knowledge up to this point to begin building projects. Therefore, start small, host them using a free hosting website, and host your code on GitHub.

Advanced concepts of Javascript

It will take up to 20 days if you have a programming background and 30 days for a complete beginner.

Some concepts like functions, inheritance, and creating classes are challenging to understand and might take time.

It will require you to practise a lot on these concepts, so focus on that.

Which includes learning about

  • Classes
  • DOM
  • Javascript promises
  • Object

Overall, if you are practising around 3 to 4 hours daily, a beginner will take about 3 months to learn, while on the other hand, a person with a programming background will need around one and a half months to finish.

Fundamentals of JavaScript that you should learn.

  • Features                                             

 There are some standard features in JavaScript. It keeps helpful information in variables, and these parameters are always changeable. You can perform operations on text fragments known as “strings” to change the order of characters.

  • Basic syntax    

 Every language has its syntax. As Javascript is case-sensitive, there is a syntax rule.

A function is a common keyword in JavaScript, and JavaScript will not recognize function or FUNCTION.

Over time, programmers have developed numerous techniques for combining several words into a variable name. Some people separate the two words with hyphens, and some people use underlines in between the words.

// Variable declaration

var a, b, c;

// Assign value to the variable

a = 5; 

// Computer value of variables

b = a;

c = a/b;

  • Statement and function 

 A computer program is a list of instructions for the computer to carry out. In computer programming, instructions are called instructions, and a series of statements create a function that performs tasks and calculates values.


// Function to compute the product of a1 and a2

Function myFunction (a1,a2)

{ return a1*a2; }

  • Keywords     

 Keywords have special meanings in JavaScript. Statements can begin with a keyword that identifies the action to be taken.                                                                                  











For (var x=0; x<=10; x++)

{  if (x==5)


document.write (“The loop is running for” +x+ “times”);

Note that JavaScript is case-sensitive. If you capitalise your keywords, JavaScript won’t recognize them.

  • Values, variables, and operators 

 In order to work with this amount of bits without getting lost, we need to break them up into blocks representing information. In JavaScript, these blocks are called values, and a JavaScript variable is simply the name of a location. There are two types of variables in [remote] local and global variables.

An operator in JavaScript is a unique symbol used to carry out actions on operands (values and variables).


Logical operators

Let x=10, y=20;

(x!=y) && (x<y);  // returns true

(x>y) || (x==y);    // returns false

(x<y) || (x==y);    // returns true

! (x<y);                // returns false

! (x>y);                // returns true

  • Objects, data types, and identifiers

JavaScript presently supports eight different data types. There are seven primitive value types and objects included.

List of data types Javascript can have








The most significant data type in JavaScript is an object, which is the foundation of contemporary JavaScript. These objects differ significantly from the primitive data types in JavaScript (Number, String, Boolean, null, undefined, and symbol) because they all only hold a single value apiece (depending on their types).


// object

Const Fruits = {

firstName : ‘APPLE’,

class : 10


Variables, functions, and other objects in JavaScript have names called identifiers. Similar identifiers exist in C, C++, Java, and other programming languages.

Best Way To Learn Javascript

Javascript is one of the best languages used in this modern era, and there are various resources from which you can learn to program in this language. 


Here are a few books you can rely on to learn JavaScript rapidly if you’re set on having books as your best friend while learning JavaScript.

  • Javascript for kids.
  • You Don’t Know JS by Kyle Simpson.
  • A smarter way to learn Javascript.
  • Javascript and jQuery: Interactive Front-End Development

Online Courses  

You can also learn from various online courses or boot camps available online and easily accessible. These teaching programs will teach you essential skills and also saves you time from visiting coaching classes.

Various online platforms like 

  • W3schools
  • Mozilla web development docs

These courses will help you learn in minimal time to acquire knowledge of Javascript.

JavaScript Applications

Everything you develop to work on the web requires JavaScript. Frameworks like ReactJS, AngularJS, and MeteorJS are entirely based on Javascript language.

It can also be used to write peer-to-peer web apps, and the user interface of various social media platforms like Facebook, Instagram, and LinkedIn is written using JavaScript.

To make a career in web development, HTML and JavaScript are the go-to languages.

Benefits Of Making JavaScript Projects

  • Uplift your confidence

When we make a project from scratch,  it does not matter whether it is simple or complex; we learn how things work practically. 

Even when the interviewer throws puzzle questions at you, it does not bother you because your concepts are clear because of developing projects.

  • Helps in making a stronger resume

Developing a project will benefit you in getting job placements. A project will boost your resume and catch the eye of the employer. It will provide a uniqueness among other students and help you stand out.

  • Provides Coding Experience

When you do a project, you must go through several things like null checks, writing modular code, exception handling, and creating object designs. You must make programs that ultimately provide a programming experience to do all these things.

Keys To Learning Javascript Faster

  • First, learn Vanilla javascript.
  • Post all your code on GitHub, and ask friends or family who are more intelligent than you to read it and offer advice.
  • Maintain a blog while you learn, and write about stuff you found.


Javascript is one of the best languages used for web designing, and it is comparatively easy to learn and code. The above article discusses How Long Does It Take To Learn JavaScript according to your programming experience.


Can I learn JavaScript in 3 months?

Yes, you can learn JavaScript in 3 months if you have a strong dedication and put in consistent effort. Learning a programming language involves a combination of reading, writing, and practicing code, as well as understanding its concepts and applications. It’s also important to have a structured study plan, seek resources such as online tutorials, forums, and books and apply what you learn by building projects.

How many hours should I study JavaScript?

The amount of time you need to study JavaScript daily depends on your existing skills, learning pace, and goals. On average, it’s recommended to dedicate at least 3 to 5 hours a day, 5 to 6 days a week, for effective learning. But, it’s more important to focus on consistent study habits, rather than the number of hours. Consistency helps you retain information and make steady progress in your learning journey.

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