“Laravel füge viele zu vielen hinzu” Code-Antworten

Laravel füge viele zu vielen hinzu

You should pass an array of user IDs to the attach() method.

For convenience, attach and detach also accept arrays of IDs as input

Change your code to:

$team = \App\Team::findOrFail($request->team_id);
$team->teamMembers()->attach($request->members_id);