https://community.appian.com/discussions/f/general/18684/expressionHi guys How to check the member is exist is group or not ? i need the result in boolean , isusermemberofgroup ( username , groupId ) , I know this function is there any function where i can pass member along with group name . Thanks .en-USTelligent Community 12https://community.appian.com/thread/73554?ContentTypeID=1Fri, 24 Apr 2020 13:17:38 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:993d291c-743d-4085-821e-6c1ba171a0d2Mike Schmitt<p>Groups are referenced in Appian not really by name primarily but by ID - particularly as it&#39;s possible to have more than one group with the exact same name.&nbsp; That said, you can use the new OOB function <strong><em>a!groupsByName()</em></strong> to return whatever group id(s) match the name you need to check against.</p><div style="clear:both;"></div>