A TableTree object can have top left material which is a sequence of strings which are printed in the area of the table between the column header display and the label of the first row. These functions access and modify that material.
Usage
top_left(obj)
# S4 method for VTableTree
top_left(obj)
# S4 method for InstantiatedColumnInfo
top_left(obj)
# S4 method for PreDataTableLayouts
top_left(obj)
top_left(obj) <- value
# S4 method for VTableTree
top_left(obj) <- value
# S4 method for InstantiatedColumnInfo
top_left(obj) <- value
# S4 method for PreDataTableLayouts
top_left(obj) <- value