Laravel 5.1 detach with where -


i want detach without records

my role_user table id | role_id | user_id

<?php     $user->roles()->detach(); ?>

i don't want detach records records need (i mean find solution clause inside detach() ). how can this? thank you.

finnaly found solution 

$user->roles()->wherepivot('role_id', '!=', 3)->detach();

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