Скачать или смотреть How to Update Course Information Dynamically After Form Submission with jQuery AJAX

Learn how to enhance your Laravel web applications by dynamically updating course listings without needing to refresh the page after a successful form submission, using jQuery AJAX.
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This video is based on the question https://stackoverflow.com/q/76960431/ asked by the user 'Zion' ( https://stackoverflow.com/u/22174881/ ) and on the answer https://stackoverflow.com/a/76960580/ provided by the user 'HichemTech' ( https://stackoverflow.com/u/12750612/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Introduction

In web development, improving user experience often means minimizing frustrating tasks, such as refreshing pages unnecessarily. In this guide, we will explore a common scenario faced in Laravel applications: having to refresh the page after submitting a form to see updated data. Specifically, we will discuss a case involving a student enrollment system where users have to reload the page to view newly enrolled courses. We will break down a solution using jQuery AJAX, allowing you to dynamically update the course listings without a page refresh.

Problem Overview

Imagine you are developing a web application using Laravel where students can enroll in various courses via a modal form. After a user selects the courses they wish to enroll in and clicks 'Enroll', a success message appears in the modal. However, the list of currently enrolled courses doesn’t update until the user manually refreshes the page. This can lead to frustration and an inconsistent user experience.

Solution Steps

To address this, we'll implement a solution that keeps the user on the same page and dynamically loads the updated list of enrolled courses right after a successful enrollment. Here’s how to do it:

1. Add a New Route

First, we need to create a new route in our web.php file. This route will handle AJAX requests for loading the updated list of courses.

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2. Update the CourseController

Next, we will define the loadOnlyCourses method in our CourseController that will return only the course data view without the full page.

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3. Create a New View

Now, we need to create a new Blade view called course-only.blade.php. This view will contain just the table rows for the courses, which will be returned via AJAX.

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4. Update JavaScript for AJAX Call

Finally, we must modify the jQuery AJAX script in our existing page to fetch the updated course list dynamically after a successful form submission.

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Conclusion

By following the above steps, we have successfully enhanced our Laravel application to allow dynamic updates to the enrolled courses section without requiring users to refresh the page. This not only improves the user experience but also ensures that the data remains current and interactive.

Implementing AJAX for such functions can significantly elevate the functionality of your web applications, leading to a smoother and more engaging user interface.

Now, go ahead and make your applications more intuitive with seamless data updates!