that's right, you have to "touch" the data source object to signal that it is dirty and has to be redrawn.
so, even though col.push() adds an element to the collection, in this context (listbox on form), you have to assign the variable to itself: col:=col.push() 2018/08/02 5:24、Christian Sakowski via 4D_Tech <4d_tech@lists.4d.com<mailto:4d_tech@lists.4d.com>>のメール: Form.cColl:=Form.cColl ********************************************************************** 4D Internet Users Group (4D iNUG) Archive: http://lists.4d.com/archives.html Options: https://lists.4d.com/mailman/options/4d_tech Unsub: mailto:4d_tech-unsubscr...@lists.4d.com **********************************************************************
