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Discover the solution to ensuring checkboxes remain checked in Laravel Blade forms after submission, utilizing request handling and session data.
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This video is based on the question https://stackoverflow.com/q/64115194/ asked by the user 'barkah' ( https://stackoverflow.com/u/13473061/ ) and on the answer https://stackoverflow.com/a/64115349/ provided by the user 'Muhammad Dyas Yaskur' ( https://stackoverflow.com/u/2671470/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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How to Make a Checkbox Stay Checked in Laravel Blade After Form Submission

Creating interactive forms is an integral part of web development, particularly when using frameworks like Laravel. A common requirement is to have checkboxes that retain their selected state after a form submission. This is especially useful in scenarios where users want to filter data using several checkboxes, leaving them frustrated if they have to check them again after submitting the form.

If you’ve found yourself asking, "How can I make a checkbox stay checked after submit?" you’re in the right place. Below, we’ll explore an effective approach to maintain the state of checkboxes using Laravel Blade.

Understanding the Problem

When a user submits a form with checkboxes, they expect their selections to persist on the next page. In Laravel Blade, simply using the old() helper function may not suffice, especially when handling form data through a GET request without proper session management.

Let’s break down how to effectively manage the persistent checkbox state in Laravel.

The Solution

Using Old Function with Flash Data

The old() helper function in Laravel retrieves input data from the previous request, but this data must be saved in the session for it to work. If you haven't saved it, the function won't retrieve the expected values.

To achieve this, you can utilize the flashOnly() method. Here’s how:

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This line will save only the specified input into the session.

Alternatively, if you prefer to redirect after submission and keep the input values in the form, use:

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

This redirects the user back to the original form while preserving their input values.

Using Request Helper for GET Method

When utilizing the GET method, there’s a more straightforward way to retain checkbox states without needing to manipulate session data. You can directly check if a checkbox should be marked as checked by using the request() helper function.

Here’s the updated input for your checkbox:

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In this example:

request()->ac checks if the checkbox was submitted with the request.

If true, the checkbox will remain checked when the form reloads.

Complete Example of a Laravel Blade Checkbox

Here’s how a complete checkbox implementation might look in your Blade view:

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

Conclusion

Making checkboxes stay checked after form submission in Laravel Blade enhances user experience. By leveraging the old() helper function with flash data or directly using the request() helper for GET methods, you can effectively manage the state of your checkboxes.

This simple yet powerful functionality ensures that users can interact with your forms without frustration, maintaining their selections effortlessly. Therefore, the next time you design a filtering form, remember these techniques to deliver a smooth user experience.

By following the steps outlined, your checkboxes will behave exactly as expected after form submissions, allowing users to focus on what truly matters—finding the data they need!