boolean usergroup.isreadable(array userGroupIds)
This method checks if the given user groups are available for reading.
This method is deprecated and will be removed in the future. Please use usergroup.get instead.
(array) IDs of the user groups to check.
true if the given user groups are available for reading.
Check if the two user groups are readable.
CUserGroup::isReadable() in frontends/php/include/classes/api/services/CUserGroup.php.