Function.group user del

Description
mixed  group_user_del($group_id, [$user_id_ary = false], [$username_ary = false], [$group_name = false]) This function should be used to handle deleting users from groups. This function resides in functions_user.php

Return Values
Returns false if no errors ocurred, or the user language string for the relevant error. For example; 'NO_USER'.

Example 1
Will delete a user from the Global Moderators group (group_id = 4).  --Mfairchild365 19:20, 18 May 2011 (BST)

Function.group_user_add