Laravel Collection Count Items Example

This is a short guide on laravel collection count group by. In this article, we will implement a laravel collection sort by count. you'll learn laravel collection count example. you'll learn laravel collection countby example.

I will give you list of examples of count and countby colletion in laravel. so you can easily use it with your laravel 5, laravel 6 and laravel 7 application. so let's see bellow example that will helps you lot.

Count Syntax:

$collecton->count();

Laravel Collection count() Example

public function index()
{
    $collection = collect([1, 2, 3, 4, 5, 6]);
  
    $count = $collection->count();
       
    dd($count);
}

Output:

6

CountBy Syntax:

$collecton->countBy(
	$callback
);

Laravel Collection countBy() Example

public function index()
{
    $collection = collect(["one", "two", "two", "three", "three", "four"]);
  
    $count = $collection->countBy();
       
    dd($count);
}

Output:

Illuminate\Support\Collection Object
(
    [items:protected] => Array
        (
            [one] => 1
            [two] => 2
            [three] => 2
            [four] => 1
        )
)

Laravel Collection countBy() with function Example

public function index()
{
    $collection = collect([
            ["id"=>1, "name"=>"Hardik", "role"=>"Admin"],
            ["id"=>2, "name"=>"Paresh", "role"=>"Admin"],
            ["id"=>3, "name"=>"Rakesh", "role"=>"User"],
        ]);
  
    $count = $collection->countBy(function ($item) {
                    return $item['role'];
                });
        
    dd($count);
}

Output:

Illuminate\Support\Collection Object
(
    [items:protected] => Array
        (
            [Admin] => 2
            [User] => 1
        )
)

I hope it can help you...