Скачать или смотреть How to Create Independent Bootstrap Multiple Collapse Items

Learn how to create independent Bootstrap multiple collapse items for better user experience on your web page.
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This video is based on the question https://stackoverflow.com/q/63204909/ asked by the user 'Johar Inam Unnar' ( https://stackoverflow.com/u/13892664/ ) and on the answer https://stackoverflow.com/a/63205150/ provided by the user 'Никола Тошић' ( https://stackoverflow.com/u/12079268/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Mastering Bootstrap Multiple Collapse Items

Bootstrap is a powerful front-end framework that makes web development easier and more efficient. One of its handy components is the collapse feature, which allows you to create expandable items that users can interact with. However, many developers often face the problem of making multiple collapse items work independently. In this post, we will explore how to solve this issue and allow multiple collapse items to function correctly without interfering with one another.

The Problem

You may have encountered a situation where you want to create several collapse items but found that when you copy and paste existing code, all items open and close simultaneously. This is a common issue that arises from not addressing the unique identifiers that Bootstrap requires for each collapse item.

For instance, consider the code you might have where multiple collapse items share the same structure, like this:

[[See Video to Reveal this Text or Code Snippet]]

When you duplicate this code, the IDs (collapseOne, collapseTwo, etc.) remain the same, causing items to be linked and function incorrectly.

The Solution

To fix this problem, every collapse item must have unique IDs. Additionally, the data-target attribute of the corresponding button must match the ID of the div it controls. This will ensure that each collapse item operates independently.

Step-by-Step Guide

Duplicate the Structure: Start with your existing setup of collapse items.

Change IDs and Targets: For every duplicate item, ensure that both the id of the collapsible div and the data-target attribute of its button are unique. Here is how you can do that:

[[See Video to Reveal this Text or Code Snippet]]

Key Points to Remember

Unique IDs: Each collapse item must have a unique ID.

Matching data-target: Ensure that the button's data-target matches the corresponding div's ID.

Independent Functionality: By following these rules, each collapse item will function independently without affecting the others.

Conclusion

By ensuring that each collapse item has unique identifiers in Bootstrap, you can create an effective and user-friendly interface. This practice not only enhances the usability of your web page but also adheres to the best coding standards. Next time you implement multiple collapse items in Bootstrap, keep the above steps in mind for a seamless experience!

Happy coding!