uno a muchos laravel
For example, a blog post may have an infinite number of comments. And a single
comment belongs to only a single post
class Post extends Model
{
public function comments()
{
return $this->hasMany('App\Models\Comment');
}
}
class Comment extends Model
{
public function post()
{
return $this->belongsTo('App\Models\Post');
}
}
laravel detach
// Detach a single role from the user...
$user->roles()->detach($roleId);
// Detach all roles from the user...
$user->roles()->detach();
tiene muchos a través de laravel
class Country extends Model
{
public function posts()
{
return $this->hasManyThrough(
'App\Post',
'App\User',
'country_id', // Foreign key on users table...
'user_id', // Foreign key on posts table...
'id', // Local key on countries table...
'id' // Local key on users table...
);
}
}
when
countries
id - integer
name - string
users
id - integer
country_id - integer
name - string
posts
id - integer
user_id - integer
title - string
laravel eloquent associate
$account = App\Account::find(10);
$user->account()->associate($account);
$user->save();
laravel tiene uno a través
<?php
namespace App;
use Illuminate\Database\Eloquent\Model;
class Mechanic extends Model
{
/**
* Get the car's owner.
*/
public function carOwner()
{
return $this->hasOneThrough('App\Owner', 'App\Car');
}
}
laravel tiene muchos
<?php
namespace App\Models;
use Illuminate\Database\Eloquent\Model;
class Post extends Model
{
/**
* Get the comments for the blog post.
*/
public function comments()
{
return $this->hasMany('App\Models\Comment');
}
}