I thought I could do something like :
IF (IFEXIST(v1,.v1,NULL)) IS NULL THEN
DIALOG 'Enter value for v1' v1 vEndKey 1
ENDIFBut I get an error message telling me v1 doesnt exist, Right! I know.
IF (IFEXIST(v1,.v1,NULL)) IS NULL THEN
DIALOG 'Enter value for v1' v1 vEndKey 1
ENDIF