Connect edges of array? I created a shape out of a single mesh/edge.



I added an array modifier and a curve modifier to create the rough shape of a banana.

Is there a way to add a "skin" to the result in Blender 2.8 in a non-destructive way, e.g. by using a modifier or some other technique?

Blender file
You can extrude your cross section by a small amount on the Y axis, then adjust the "Merge distance" parameter of the Array Modifier :