Custom component condition

condition example

=if ( find(P42,1) != -1 && (find(P42,1)== 0 || mid(P42,(int(find(P42,1))-1),1) == ",") && (find(P42,1)== P44 || mid(P42,(int(find(P42,1))+1),1) == ",") ) then 1 else 0 endif