{"id":18232,"date":"2020-08-28T06:02:08","date_gmt":"2020-08-28T06:02:08","guid":{"rendered":"https:\/\/engineerbabu.com\/blog\/?p=18232"},"modified":"2026-01-14T07:44:02","modified_gmt":"2026-01-14T07:44:02","slug":"top-practices-for-reactjs-development","status":"publish","type":"post","link":"https:\/\/engineerbabu.com\/blog\/top-practices-for-reactjs-development\/","title":{"rendered":"Top Practices for ReactJS Development"},"content":{"rendered":"

The technology is moving in a steadfast direction; hence developers must continuously grab new technologies. If you are a front-end developer and engage in building highly-interactive user interfaces, then working on ReactJS becomes very important. So, to gain good working experience, the best practices for ReactJS development should be followed by developers.<\/span><\/p>\n

Well, being a developer while working on ReactJS development, it becomes important to be careful and follow the best and essential practices for ReactJS development. These practices will help you as a developer to keep your codes organized in a better manner.<\/span><\/p>\n

React is the most popular library developed by Facebook, based on JavaScript for building excellent user interfaces. A majority of developers prefer to work with ReactJS library to build beautiful and user-friendly applications. ReactJS allows developers to integrate many exciting components with it. It also allows developers to build their own component and share them with other developers. As a result, ReactJS development services are the most user-friendly in the market among all the new introductions.<\/span><\/p>\n

\"ReactJS<\/span><\/p>\n

Source: Medium Website<\/span><\/p>\n

Why ReactJS Development?<\/strong><\/span><\/h2>\n

In the market, there are many JavaScript frameworks and libraries, but React is the most preferred and liked library among developers. ReactJS is the most preferred library because of its ease of working and learning.<\/span><\/p>\n

It can receive data from multiple sources such as real-time data, initial data, and user input data; the data passes through the dispatcher. Now, the dispatcher forwards the received data to the store, where it ultimately appears for viewing. Now, the view is the part where the user interacts with the application. Hence, whatever the user sees on the browser as the web page is presenting itself to view.<\/span><\/p>\n

Happenings at the back-end of the framework follow the traditional data flow.<\/em><\/span><\/p>\n

Whenever the data gets added or updated at the back-end, the browser reloads the web page and repeats the complete procedure again. After that, the updated data appears to view for users. But, this traditional method of data flow has a major drawback, i.e., it uses the Document Object Model (DOM). DOM object is created by the browser each time the web page loads.<\/span><\/p>\n

The DOM can dynamically add or remove data from the back-end. So, whenever the modification is performed, the new DOM gets created for the same page. This multiple DOM creation results in unnecessary consumption of memory and low application performance.<\/span><\/p>\n

Moreover, DOM manipulation turns out to be very expensive. Hence, the new technology need arises to avoid the issues that occur due to this. Now, ReactJS has been introduced to rescue from this situation.<\/span><\/p>\n

ReactJS development allows developers to divide the entire application into numerous independent components. ReactJS still uses the traditional data flow, but with some changes in the back-end.<\/span><\/p>\n

The back-end changes show that each time the data is added or updated in the back-end, ReactJS uses new tactics to manage it. Instead of reloading the complete page, it simply destroys the old page. It then renders the view components with new data or implemented updates and replaces the old view with the new one.<\/span><\/p>\n

As a result, the wastage of memory due to DOM, React introduced Virtual DOM. <\/strong><\/span><\/p>\n

What is Virtual DOM?<\/strong><\/span><\/h3>\n

Virtual DOM is like any other DOM, which uses a node tree to list the elements and their attributes and content as its Objects and their properties. React renders a function to create a node tree out of the React components. Then it updates the tree based on the mutation in the data model caused by various actions performed either by the system or the user.<\/span><\/p>\n

The Virtual DOM performs the task in 3 following steps;<\/span><\/p>\n

    \n
  1. When any data is added or updated, the complete user interface is re-rendered in Virtual DOM representation.<\/span><\/li>\n
  2. Then, the difference between the new and the old DOM representation is calculated.<\/span><\/li>\n
  3. After calculation, the original DOM gets updated only with the actual changes done. It can also be considered as a patch. The patches are applied only to the affected areas. Likewise, Virtual DOM performs as patches and is applied to the selected elements which are added or updated in the original DOM.<\/span><\/li>\n<\/ol>\n

    Though ReactJS is easy to learn but to get the desired results, it becomes necessary to follow the best practices for ReactJS development. Let us take a look at the best practices to write better React code in your application.<\/span><\/p>\n

    \"practices<\/span><\/p>\n

    Source: RawPixel Website<\/span><\/p>\n

    Best Practices for ReactJS Development<\/strong><\/span><\/h2>\n
      \n
    1. \n

      Keep Components Small and Function-specific<\/strong><\/span><\/h3>\n<\/li>\n<\/ol>\n

      ReactJS development allows its developers to have huge components to execute a number of tasks. However, the best way of designing components is to keep it small so that a single component corresponds to an individual function. Therefore, a single component should render a specific bit of page or modify the particular behavior.<\/span><\/p>\n

      This approach improves code reusability, enhances maintainability, simplifies debugging, and makes collaboration smoother. It’s one of the reasons why businesses prefer to hire ReactJS developers<\/a> who understand the importance of modular and efficient component design.<\/p>\n

      Hence, it delivers multiple benefits of keeping small components and are as follows;<\/span><\/p>\n