How to Get Form Error in Laravel Blade File

AuthorSumit Dey Sarkar

Pubish Date22 Mar 2023

categoryLaravel

In this tutorial we will learn how to get form errors in Laravel.

 

How to Get Form Errors in Laravel Blade File

In Laravel, you can use the withErrors method to display form validation errors to the user. The withErrors method is used to store any errors that occur during form validation and make them available to the view.

Here's an example of how to get form errors in a Laravel Blade file:

@if ($errors->any())
    <div class="alert alert-danger">
        <ul>
            @foreach ($errors->all() as $error)
                <li>{{ $error }}</li>
            @endforeach
        </ul>
    </div>
@endif

In this example, we are using the $errors variable to check if there are any errors in the form submission. The $errors variable is an instance of the Illuminate\Support\MessageBag class that contains all the errors returned by the validator.

If there are any errors, we display them in an alert box with a list of error messages using a foreach loop to iterate through all the errors.

The ->all() method returns an array of all the error messages, and we use the {{ $error }} notation to output each error message to the user.

That's it! You should now be able to use the withErrors method to display form validation errors in your Laravel Blade files.

 

Here are some additional details about working with form validation errors in Laravel:

Storing Validation Errors

When you validate a form in Laravel, any errors that occur will be automatically stored in the session by Laravel. This means that you don't need to worry about manually storing or retrieving the errors - Laravel takes care of it for you.

 

Retrieving Validation Errors

 

In addition to the $errors variable shown in the example above, you can also retrieve the validation errors in a more granular way using the ->get method. For example:

<input type="text" name="email" value="{{ old('email') }}">
@if ($errors->has('email'))
    <div class="alert alert-danger">{{ $errors->first('email') }}</div>
@endif

 

In this example, we are using the old helper function to retrieve the value of the email input from the previous form submission. We then check if there is an error associated with the email input using the ->has method on the $errors variable. If there is an error, we display it using the ->first method, which returns only the first error message for that input.

Custom Error Messages

Laravel allows you to customize the error messages that are displayed to the user by modifying the $messages array in your validation rules. For example:

$messages = [
    'required' => 'The :attribute field is required.',
    'email' => 'The :attribute must be a valid email address.',
];

$request->validate([
    'name' => 'required',
    'email' => 'required|email',
], $messages);

 

In this example, we are providing custom error messages for the required and email validation rules. The :attribute placeholder is automatically replaced by the name of the input field in the error message.

That's it! By using these techniques, you should be able to work effectively with form validation errors in Laravel.

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