--- title: "#datatypes articles | Hashnode" description: "Explore 192 articles tagged #datatypes on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/datatypes" --- Tag # #datatypes 192 posts · 0 followers [Nandani Yadav](https://hashnode.com/@NandaniYadav) · [Oct 21](https://hashnode.com/posts/understanding-variables-and-data-types-in-javascript/6ad89a0e9598070b128ec15b) ### [Understanding Variables and Data Types in JavaScript](https://git-for-biginers.hashnode.dev/understanding-variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed) When I started learning JavaScript, I often saw variables in almost every code example. Initially, I knew how to write them, but I wanted to understand why we actually need them and how they work.So, 11 min read · [git-for-biginers.hashnode.dev](https://git-for-biginers.hashnode.dev/understanding-variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed) [Himanshu Balani](https://hashnode.com/@himanshubalani) · [May 10](https://hashnode.com/posts/javascript-variables-and-data-types-explained/6a00a1bee3eebc2e2094d4c9) ### [JavaScript Variables and Data Types Explained](https://blog.himanshubalani.com/javascript-variables-and-data-types-explained?utm_source=hashnode&utm_medium=feed) How does a computer remember things? Learn the basics of storing information in JavaScript, from let and const to strings and booleans. 6 min read · [blog.himanshubalani.com](https://blog.himanshubalani.com/javascript-variables-and-data-types-explained?utm_source=hashnode&utm_medium=feed) [ABHISHEK KUMAR](https://hashnode.com/@dev-abhishek) · [Apr 30](https://hashnode.com/posts/variables-and-data-types-in-javascript-your-first-step-to-writing-real-code/69f2f037124bcf782af6e352) ### [Variables and Data Types in JavaScript: Your First Step to Writing Real Code](https://under-standing-variables-and-data-types-in-javascript.hashnode.dev/variables-and-data-types-in-javascript-your-first-step-to-writing-real-code?utm_source=hashnode&utm_medium=feed) JavaScript Variables Explained for Beginners: var, let, const, and Data Types 18 min read · [under-standing-variables-and-data-types-in-javascript.hashnode.dev](https://under-standing-variables-and-data-types-in-javascript.hashnode.dev/variables-and-data-types-in-javascript-your-first-step-to-writing-real-code?utm_source=hashnode&utm_medium=feed) [Shikhar Gupta](https://hashnode.com/@shiikharrr) · [Apr 9](https://hashnode.com/posts/understanding-variables-and-datatypes-in-java/69d76b7bfa7251682e7251ac) ### [Understanding Variables and Datatypes in Java](https://thecleancommit.hashnode.dev/understanding-variables-and-datatypes-in-java?utm_source=hashnode&utm_medium=feed) Why do we need to understand variables and datatypes in any programming language . 7 min read · [thecleancommit.hashnode.dev](https://thecleancommit.hashnode.dev/understanding-variables-and-datatypes-in-java?utm_source=hashnode&utm_medium=feed) [Vishnupriya Rathi](https://hashnode.com/@Riruri) · [Apr 4](https://hashnode.com/posts/abstract-data-type/69d1780b6792e486f6cb6f55) ### [Abstract Data type](https://blogwithvishnupriya.hashnode.dev/abstract-data-type?utm_source=hashnode&utm_medium=feed) What is ADT (Abstract Data Type)? An Abstract Data Type (ADT) is a model that defines what operations can be performed on a data structure without specifying how those operations are implemented. In s 5 min read · [blogwithvishnupriya.hashnode.dev](https://blogwithvishnupriya.hashnode.dev/abstract-data-type?utm_source=hashnode&utm_medium=feed) [Manas Saha](https://hashnode.com/@Matrixnas) · [Mar 19](https://hashnode.com/posts/variables-and-data-types-in-javascript/69bc2cc1b238fd45a31c6c97) ### [Variables and Data Types in JavaScript](https://matrixnas.hashnode.dev/variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed) Learn JavaScript variables and data types in a simple beginner-friendly way. Understand let, const, strings, numbers, booleans, null, undefined, and h 6 min read · [matrixnas.hashnode.dev](https://matrixnas.hashnode.dev/variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed) [Gaurang Nagar](https://hashnode.com/@gaurang-pods) · [Mar 15](https://hashnode.com/posts/understanding-variables-and-data-types-in-javascript/69b6e084f4eb2f8b04b10021) ### [Understanding Variables and Data Types in JavaScript](https://blogs.gaurangpods.com/understanding-variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed) Learn how JavaScript stores information using variables and simple data types 6 min read · [blogs.gaurangpods.com](https://blogs.gaurangpods.com/understanding-variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed) [Siddhant Gorte](https://hashnode.com/@siddhantgorte) · [Mar 15](https://hashnode.com/posts/understanding-variables-and-data-types-in-javascript/69b6dea3f4eb2f8b04aeba8e) ### [Understanding Variables and Data Types in JavaScript](https://techwithsiddhant.hashnode.dev/understanding-variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed) When we write programs, we often need to store information such as a user's name, age, score, or login status. In JavaScript, this information is stored using variables. Along with variables, we also 6 min read · [techwithsiddhant.hashnode.dev](https://techwithsiddhant.hashnode.dev/understanding-variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed) [Aman Singh](https://hashnode.com/@maiamansingh) · [Mar 15](https://hashnode.com/posts/javascript-basics-a-beginner-s-guide-to-variables-and-data-types/69b6e31bf4eb2f8b04b3be41) ### [JavaScript Basics: A Beginner’s Guide to Variables and Data Types](https://maiamansingh.hashnode.dev/javascript-basics-a-beginner-s-guide-to-variables-and-data-types?utm_source=hashnode&utm_medium=feed) Every coder needs to know: Variables and Data Types. 4 min read · [maiamansingh.hashnode.dev](https://maiamansingh.hashnode.dev/javascript-basics-a-beginner-s-guide-to-variables-and-data-types?utm_source=hashnode&utm_medium=feed) [Souparna Dhara](https://hashnode.com/@SouparnaD2004) · [Mar 15](https://hashnode.com/posts/understanding-variables-and-data-types-in-javascript/69b6c770f4eb2f8b04972464) ### [Understanding Variables and Data Types in JavaScript](https://souparna-tech.hashnode.dev/understanding-variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed) earn JavaScript variables.Understand what variables are, how to declare them using var, let, and const. explore primitive data types and scope. 8 min read · [souparna-tech.hashnode.dev](https://souparna-tech.hashnode.dev/understanding-variables-and-data-types-in-javascript?utm_source=hashnode&utm_medium=feed)