Скачать или смотреть How to Use yield in Laravel Blade Templates Correctly

Learn how to leverage the `yield` directive in Laravel Blade templates to manage your master and child views effectively without errors.
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Understanding the yield Directive in Laravel Blade Templates

In Laravel, Blade is a powerful templating engine that provides an elegant way to define your views. One of the key features of Blade is its use of the @ yield directive, which acts as a placeholder for child content. This guide explores a common issue when using yield within nested sections of Blade templates and offers a clear solution to this problem.

The Problem

You may encounter an error when trying to use the @ yield directive inside a section's assignment in another Blade file. For example, consider the following code snippets reflecting a user's platform setup:

Master Page 1: master_1.blade.php

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Child View: child_view.blade.php

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When attempting to render this, you might receive an error message similar to this:

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This error occurs because the @ yield directive can only function correctly within the context of a Blade template's body, specifically when it's not being evaluated outside of its designated section or function.

The Solution: Proper Usage of yield in Blade

To effectively use the @ yield directive, you need to adjust how you're handling the titles and sections in your Blade files. Here’s a detailed breakdown of how to structure your Blade templates correctly.

Step 1: Define the Master Page 1

In your main layout file (master-1.blade.php), it's essential to declare the sections appropriately. Here’s an example:

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Step 2: Define the Master Page 2

Next, in your derived layout (master-2.blade.php), you can set up the sections and include any additional content as needed. Here's an example structure:

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Step 3: Create the Child View

In your child view, you would utilize the @ section to define the panel-title without attempting to use @ yield directly within the title section. This yields a more structured approach and avoids errors. Here's how the child view implementation would look:

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Conclusion

By adhering to the correct usage of Blade directives, you create a more manageable and error-free layout structure while harnessing the full power of Laravel's templating engine. Remember, always ensure that @ yield directives are used within proper sections and not evaluated prematurely. This approach not only resolves potential errors but also promotes cleaner code, improving readability and maintainability of your Blade templates.

Utilizing the @ yield directive correctly will enhance your development experience in Laravel. Happy coding!