laravel many to many relationship with pivot table

1For example, a blog post may have an infinite number of comments. And a single
2comment belongs to only a single post  
3
4class Post extends Model
5{
6    public function comments()
7    {
8        return $this->hasMany('App\Models\Comment');
9    }
10}
11
12class Comment extends Model
13{
14    public function post()
15    {
16        return $this->belongsTo('App\Models\Post');
17    }
18}

1// Detach a single role from the user...
2$user->roles()->detach($roleId);
3
4// Detach all roles from the user...
5$user->roles()->detach();

1$user = User::find(1); //any user we want to find 
2$user->trophies()->attach($idOfTrophy); 
3//pass id or array of a Trophy ids 
4//suppose admin has selected the trophy from a form and trophy id
5// is in $request object, then.
6$trophyId = $request->trophy_id;
7$user->trophies()->attach($trophyId); //record is created in DB.
8attach and syncWithoutDetaching both does same job

1$user = User::find(1); //any user we want to find $user->trophies()->attach($idOfTrophy); //pass id or array of a Trophy ids //suppose admin has selected the trophy from a form and trophy id// is in $request object, then.$trophyId = $request->trophy_id;$user->trophies()->attach($trophyId); //record is created in DB.attach and syncWithoutDetaching both does same job

1$user->customviews()
2    ->newPivotStatement()
3    ->where('user_id', '=', $user->id)
4    ->update(array('default' => 0));