Laravel Collection Duplicates Method Example

Laravel Collection Duplicates Method Example

In this post we will give you information about Laravel Collection Duplicates Method Example. Hear we will give you detail about Laravel Collection Duplicates Method ExampleAnd how to use it also give you demo for it if it is necessary.

Today, i will let you know example of laravel collection duplicates example. i explained simply about laravel collection duplicates count. This article goes in detailed on laravel collection count duplicates. This article goes in detailed on duplicate collection laravel example.

I will give you simple example of duplicates 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.

Syntax:

$collecton->duplicates(

Key As Optional

);

Laravel Collection duplicates() Example

public function index()

{

$collection = collect([1, 2, 3, 3, 4, 4, 4, 5]);

$collection = $collection->duplicates();

dd($collection);

}

Output:

IlluminateSupportCollection Object

(

[items:protected] => Array

(

[3] => 3

[5] => 4

[6] => 4

)

)

Laravel Collection duplicates() with Argument Example

public function index()

{

$collection = collect([

["id"=>1, "name"=>"Hardik", "role"=>"Admin"],

["id"=>2, "name"=>"Paresh", "role"=>"Admin"],

["id"=>3, "name"=>"Rakesh", "role"=>"User"],

]);

$collection = $collection->duplicates('role');

dd($collection);

}

Output:

IlluminateSupportCollection Object

(

[items:protected] => Array

(

[1] => Admin

)

)

Laravel Collection duplicates Count Example

public function index()

{

$collection = collect([

['id'=>1, 'name'=>'Hardik', 'city' => 'Mumbai', 'country' => 'India'],

['id'=>2, 'name'=>'Vimal', 'city' => 'New York', 'country' => 'US'],

['id'=>3, 'name'=>'Harshad', 'city' => 'Gujarat', 'country' => 'India'],

['id'=>4, 'name'=>'Harsukh', 'city' => 'New York', 'country' => 'US'],

]);

$grouped = $collection->groupBy('country')->map(function ($row) {

return $row->count();

});

dd($grouped);

}

Output:

Also see:Laravel Collection diff(), diffAssoc() and diffKeys() Example

IlluminateSupportCollection Object

(

[items:protected] => Array

(

[India] => 2

[US] => 2

)

)

I hope it can help you…

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