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Sahdev Pathania

Vasudha Kapil

December 1, 20232 min read460

Unveiling the Power of Lazy Loading Modules in Web Development

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Lazy loading (also called on-demand loading) is an optimization technique for the online content, be it a website or a web app.

Lazy loading modules is a powerful technique in web development that enhances the user experience by optimizing the loading time of a webpage.

It is a strategy where certain parts of a website are loaded only when they are needed, rather than loading everything at the initial page load. This approach can significantly improve performance, reduce initial page load times, and enhance the overall user experience.

Advantages of Lazy loading:

  1. On-demand loading reduces time consumption and memory usage thereby optimizing content delivery. As only a fraction of the web page, which is required, is loaded first thus, the time taken is less and the loading of rest of the section is delayed which saves storage. All of this enhances the user’s experience as the requested content is fed in no time.
  2. Unnecessary code execution is avoided.
  3. Optimal usage of time and space resources makes it a cost-effective approach from the point of view of business persons.

Disadvantages of Lazy loading:

  1. Firstly, the extra lines of code, to be added to the existing ones, to implement lazy load makes the code a bit complicated.
  2. Secondly, lazy loading may affect the website’s ranking on search engines sometimes, due to improper indexing of the unloaded content.

Difference Between Lazy & Eager Loading

Conclusion:

Lazy loading modules is a valuable technique for web developers seeking to enhance the performance and user experience of their applications. By strategically deferring the loading of non-essential modules, you can create faster, more responsive webpages that cater to the expectations of modern internet users. Consider incorporating lazy loading into your development workflow to unlock the full potential of web applications in the age of speed and responsiveness.