Sometimes you may wish to add validation rules based on more complex conditional logic. For example, you may wish to require a given field only if another field has a greater value than 100. Or, you may need two fields to have a given value only when another field is present. Adding ...
You may use the @error Blade directive to quickly determine if validation error messages exist for a given attribute. Within an @error directive, you may echo the $message variable to display the error message:1<!-- /resources/views/post/create.blade.php --> 2 3Post Title 4 5 6 ...
Blade DirectivesIn addition to template inheritance and displaying data, Blade also provides convenient shortcuts for common PHP control structures, such as conditional statements and loops. These shortcuts provide a very clean, terse way of working with PHP control structures while also remaining ...
$ php artisan spark:upgrade // backup /resources/views/home.blade.php or it will be overwritten $ php artisan vendor:publish --tag=spark-full 39.customize the default error page <?php namespace App\Exceptions; use Exception; use Illuminate\Foundation\Exceptions\Handler as ExceptionHandler; use ...
6.在控制器中获取model数据并且assign给blade模版视图resources.tasks.index classTasksControllerextendsController {publicfunctionindex(){$tasks= Task::all();returnView::make('tasks.index',compact('tasks')); } } 至此,tasks index 页面的功能已经设计完毕。
Programming a custom directive is sometimes more complex than necessary when defining simple, custom conditional statements. For that reason, Blade provides a Blade::if method which allows you to quickly define custom conditional directives using Closures. For example, let's define a custom ...
<!-- /resources/views/post/create.blade.php -->Create Post@if(count($errors)>0)@foreach($errors->all()as$error){{$error}}@endforeach@endif<!-- Create Post Form --> Customizing The Flashed Error Format If you wish to customize the format of ...
This is useful if you're working with a string outside of a Blade template. For example: $escapedInput = e($userInput); Validate all user input to ensure that it conforms to expected formats and does not contain any malicious code. Laravel's built-in validation tools can help with ...
Define conditional row class on tables by passing a closure argument to the rowClass method.This closure will allow you to manipulate a Illuminate\Database\Eloquent $model argument and has to return an array of classes where the array key contains the class or classes you wish to add, while...
Bouncer does not add its own blade directives. Since Bouncer works directly with Laravel's gate, simply use its @can directive to check for the current user's abilities:@can ('update', $post) Edit Post @endcanSince checking for roles directly is generally not recommended...