Example 1: Three tables

You can not drop here
Drag
and
drop
content
with
JavaScript
Table2
and
Drag
drop
table
with
JavaScript
Table3
Clone
(1) Clone
(2) Clone
Trash
Save content of the first table (it will only show accepted parameters)
Enable dropping to already taken table cells
Disable dropping to already taken table cells
Switch content
Switching content continuously
Overwrite content
Remove cloned object if dragged outside of any table
Confirm before delete object
Enable dragging