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Dynamically Load Content into an iframe

Learn how to dynamically load content into an `iframe` using JavaScript and jQuery to enhance your web applications. Our step-by-step guide simplifies the process. --- This video is based on the question https://stackoverflow.com/q/70401309/ asked by the user 'Vzupo' ( https://stackoverflow.com/u/4570185/ ) and on the answer https://stackoverflow.com/a/70401363/ provided by the user 'mplungjan' ( https://stackoverflow.com/u/295783/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions. Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: How do i dynamically load content into an iframe Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l... The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license. If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com. --- Dynamically Load Content into an iframe: A Step-by-Step Guide If you're looking to dynamically load content into an iframe, you're not alone! Many developers want to fetch and display different content seamlessly, creating a more interactive user experience. However, as you innovate your web application, you may encounter some coding challenges, such as issues with iterating through IDs to successfully load new content. In this guide, we'll break down a common problem faced when dynamically updating an iframe, and we'll provide a clear solution to implement a smooth content loading mechanism. Understanding the Problem When trying to load dynamic content into an iframe, one might attempt to keep iterating through an array of IDs to change the source URL. A typical mistake is overwriting the variable holding the URL repeatedly, which causes confusion and prevents the content from loading correctly. Here's a snippet of the initial, problematic code: [[See Video to Reveal this Text or Code Snippet]] Notice how the variable cath is overwritten repeatedly without being utilized correctly within the loop, which leads to inefficient loading. A Better Solution To address these issues and effectively load content into your iframe, we can utilize the following structured approach: Step 1: Initialize Your Variables Create a constant for your iframe and your list of IDs. Manage a counter to track the currently displayed content: [[See Video to Reveal this Text or Code Snippet]] Step 2: Load Event Listener Set up an event listener to log the currently loaded source whenever the iframe loads new content: [[See Video to Reveal this Text or Code Snippet]] Step 3: Periodic Updates with setInterval Use setInterval to change the src attribute of the iframe at a specified interval. Adjust the counter to cycle through the IDs efficiently: [[See Video to Reveal this Text or Code Snippet]] Full Updated Code Example with jQuery Here's how the complete script would look using jQuery: [[See Video to Reveal this Text or Code Snippet]] Alternative: Pure JavaScript Solution If you prefer not to use jQuery, similar functionality can be achieved using Vanilla JavaScript: [[See Video to Reveal this Text or Code Snippet]] Conclusion Dynamically loading content into an iframe is a straightforward process with the right approach. By breaking down your code to avoid overwriting variables repeatedly and organizing your logic, you'll create a seamless experience for your users. Experiment with these solutions and see how easily you can enhance your web applications' interactivity!