laravel sync many to many code example
Example 1: laravel detach
// Detach a single role from the user...
$user->roles()->detach($roleId);
// Detach all roles from the user...
$user->roles()->detach();
Example 2: laravel eloquent associate
$account = App\Account::find(10);
$user->account()->associate($account);
$user->save();
Example 3: laravel attach
//id for single
$user->reasons->attach($reasonId);
//array for multiple
$user->reasons->attach($reasonIds);
$user->save();
Example 4: latavel attach method
$user->roles()->attach($roleId, ['expires' => $expires]);