The validator helper function is a versatile function that allows you to validate data. It can be used without any arguments to return an instance of the validation factory. You can also use it with arguments, similar to the Validator facade, to perform validation on input data. Overall, the validator helper function is a convenient way to perform data validation in Laravel.

Learn how to use the retry helper function in PHP to attempt an operation that may throw exceptions multiple times. The retry function will retry the operation a specified number of times and can also introduce a delay between attempts. If the operation still fails after the specified attempts, an exception will be thrown.

The abort, abort_if, and abort_unless functions can be used to stop the execution of an application. They all achieve the same result, but abort_if and abort_unless have the advantage of being more readable and requiring less code. In the provided examples, these functions are used to check if a user has admin privileges and abort the execution if not. The choice of which function to use depends on personal preference and the semantics of the variable names.

The throw_if function allows you to throw an exception when a given boolean value is true. You can pass additional parameters to the exception's constructor. In this example, an exception will be thrown if the supplied value is equal to 10.

The throw_unless helper function allows you to easily throw an exception if a condition evaluates to false. It takes in a boolean value and an exception class as parameters and throws a new instance of the exception if the boolean value is false. Parameters can also be passed to the exception's constructor if needed. An example use case is shown, where an exception is thrown if the supplied value is equal to 10.

The abort_if helper function in Laravel is used to abort execution if a certain condition is met. It takes in a boolean argument and will abort if the argument supplied evaluates to true. This function is useful for performing a conditional check and calling the abort function in one line. An example use case would be to check if a user has admin privileges and abort with a 401 error code if not.

The abort_unless helper function is used to perform a conditional check and abort the execution of the application if the condition evaluates to false. This function allows you to combine the conditional check and the abort function in one line of code. An example use case is when you want to verify if a user has admin privileges and abort the execution with a 401 error code if they do not. The abort_unless function provides a clear and concise way to express this intent in your code.

The factory function is used to create Eloquent models, especially for testing purposes. It can be called in different ways, such as returning an instance of a model, multiple instances of a model, or with modifications bound to a specific description.

The decrypt helper function is used to decrypt a given value. It resolves the configured "Illuminate\\Contracts\\Encryption\\Encrypter" implementation from the Service Container and calls the decrypt method on the Encrypter instance. You can use the decrypt helper function or the Crypt facade to decrypt the value. Alternatively, you can resolve an instance from the Service Container using app('encrypter') or resolve('encrypter') and call the decrypt method on it.

The dispatch_now function in PHP allows you to process a job immediately within the current PHP process, without going through the job queue. It's useful for executing a job's task right away. You can use it by creating a job and then invoking dispatch_now with the job instance, as demonstrated in the provided example.

Learn how to use the dispatch helper function in Laravel to push a new job onto the job queue. This function returns a new instance of "\\Illuminate\\Foundation\\Bus\\PendingDispatch", which allows you to modify properties about the pending job operation, such as its priority level. Find examples of how to use the dispatch function, including alternative methods for invoking it. Plus, discover how to make adjustments to a job's properties before it is added to the job queue.

The encrypt helper function encrypts a given string value by calling the encrypt method on the Encrypter instance resolved from the Service Container. You can use the encrypt function directly or through the Crypt facade. Alternatively, you can retrieve an instance from the Service Container and call the encrypt method on it.

The method_field helper function in Laravel is used to generate a hidden HTML input field with the name _method and a specified value. This function returns a new instance of Illuminate\Support\HtmlString. You can use this function to generate HTML input fields for various HTTP methods such as PUT, POST, GET, PATCH, and DELETE. For example, calling method_field('PUT') will generate . Similarly, calling method_field('POST') will generate .