Laravel Check If Relationship Data is Empty Example

Hi Guys,

Today, I will let you know example of laravel check if relationship is empty. This example will help you laravel check if relationship exists. I would like to show you how to check relation data is empty laravel. I explained simply step by step check if eloquent relationship is empty laravel.

You can use this example with laravel 6, laravel 7, laravel 8, laravel 9 and laravel 10 versions.

If you want to check whether your relation data is empty or not in laravel then i will help you with several ways to check whether your relationship is empty or not in laravel. you can see the following ways to check if a relation is empty in laravel.

First, i will create sample Post model with comments relationship. so, let's see the following post model code:

app/Models/Post.php

<?php
  
namespace App\Models;
  
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
  
class Post extends Model
{
    use HasFactory;
    /**
     * Write code on Method
     *
     * @return response()
     */
    protected $fillable = [
        'title', 'body', 'status'
    ];
  
    /**
     * Get the comments for the blog post.
     */
    public function comments()
    {
        return $this->hasMany(Comment::class);
    }
}

Now, let's see the following solutions:

Solution 1:

Code:

@if($post->has("comments")->get())
   {{-- Post has comments --}}
@else
   {{-- Post does not have comments --}}
@endif

Solution 2:

Code:

@if($post->comments->count())
   {{-- Post has comments --}}
@else
   {{-- Post does not have comments --}}
@endif

Solution 3:

Code:

@if($post->comments()->exists())
   {{-- Post has comments --}}
@else
   {{-- Post does not have comments --}}
@endif

Solution 4:

Code:

@if($post->relationLoaded('comments'))
   {{-- Post has comments --}}
@else
   {{-- Post does not have comments --}}
@endif

I hope it can help you...