NAC/Nintex Forms for Office365 isMemberOfGroup function
Do you need to show or hide certain controls/group of controls on a Form base on the current user's SharePoint group membership? If so, you can use the isMemberOfGroup("GroupName") function to do so. One method of implementation: Use a checkbox control to store the result of this function, as it will return true or false. Hide the checkbox control Function takes SharePoint Group Name, and return either true or false. Create Form rule that evaluate the hidden checkbox control with the true/false result, show/hide controls or group of controls as desired.