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The following example demonstrates the basic use of the mapSpread method. We will first create a series of numbers using PHP's range function; afterwards, we will split the collection into smaller pieces using the chunk method and then label each...
For example, the following code will a new Collection instance and calculate the average of all items in the collection: 1 2 // Calculate the average of some array. 3 $ average = collect ( [ 5 , 10 , 15 , 20 ] ) -> avg ( ) ; After the above code...
The Illuminate\Support\ViewErrorBag class is generally used to communicate error messages with views and responses. The ViewErrorBag itself is essentially a container for Illuminate\Contracts\Support\MessageBag implementation instances. An...
…. Assume we have an array of numbers, from 0 to 100 : 1 $ numbers = range ( 0 , 100 ) ; An array of all numbers less than or equal to 10 can be created like so: 1 use Illuminate \ Support \ Arr ; 2 3 $ smallNumbers = Arr :: where ( $ numbers ,...
Input options require the Symfony\Component\Console\Input\InputOption class to be imported in the current PHP file. Input options are defined in the getOptions instance method in the command class. The following signature will be implementing...
The make:controller command can be used to quickly generate a new controller class file in the app/Http/Controllers directory. A name for the newly created controller must be provided. The name will become the name of the newly generated class and...
It is often that when working on projects locally, the project is in debug mode. Because of this, we will see screens like this instead of our custom error page: To have our custom error page show up we need to temporarily update our .env file and...
The following tables will list all the facades that are available by default. In addition, they will display the name of the service container binding as well as the class behind the facade. If a particular facade provides additional methods (that...
The field of programming and computer science is awash in technical terms with definitions for those terms that are only slightly different from each other. A good example of terms like this are procedure , function , method and the anonymous...
Lists of data can also be collected from the user using command options. The syntax is similar to defining command parameter arrays, the only difference is that the double hyphen ( -- ) option prefix is required as well as the addition of an...