Laravel one to one relationship with example

“Laravel eloquent one to one relationship with example”: A one-to-one relationship is a very basic, fundamental Laravel eloquent relationship.

Following our complete guide to Laravel relationships, it simply relates one entity to another.

For instance, in our voting application, a User is associated with one Vote.

If we were to describe this relationship, we could say:

“ Each user has one vote”.

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Defining a one-to-one relationship

In order to define this relationship, we call the hasOne method on the entity that owns the relationship.

Here’s a code snippet defining the relationship.

<?php
namespace App\Models;
use Illuminate\Database\Eloquent\Model;
class User extends Model
{
/** * Get's this user's vote */ public function vote()
 {
    return $this->hasOne(App\Models\Vote::class);
 }