relationship laravel

Author: Mostafa Kamal

web-developer/laravel/tips/relationship.md

@@ -1,6 +1,41 @@
+---
+description: Laravel Relationships
+keywords: laravel, relation, relationship
+title: Laravel Relationships
+toc_max: 4
+---
 
+## relationship
 
-* [pivot](https://laraveldaily.com/pivot-tables-and-many-to-many-relationships/)
+### one to one
+
+* hasOne('Model\Name','foreign_key','local_key')
+* belongsTo('Model\Name','foreign_key','local_key')
+
+### one to many
+
+* hasMany('Model\Name','foreign_key','local_key')
+* belongsTo('Model\Name','foreign_key','local_key')
+
+### many to many
+
+* belongsToMany('App\Role', 'role_user', 'user_id', 'role_id')
+* role_user table
+
+~
+
+* role->attach($id|array $ids)
+* role->detach($id|array $ids) / role->detach()
+* role->sync([])
+* role->toggle([])
+
+### hasOneThrough
+
+* hasOneThrough('Model\Name','Model\Name1','foreign_key1','foreign_key','local_key','local_key1')
+
+### hasManyThrough
+
+* hasManyThrough('Model\Name','Model\Name1','foreign_key1','foreign_key','local_key','local_key1')
 
 ## Eager Loading
 
@@ -21,3 +56,8 @@ foreach ($users as $user) {
     echo $user->message->title;
 }
 ```
+
+
+## resource
+
+* [pivot](https://laraveldaily.com/pivot-tables-and-many-to-many-relationships/)