Returns the maximum legal column number (counting from 0)
[C++]
static long MaxCol();
The maximum legal column number, counting from 0 as column A.
This is 255 in all versions of Excel. You can find more information about the limits of array sizes in
System Limits.
Header: xllplus.h
CXlRef Class
| CXlRef Methods
| CXlRef::MaxRow()
| System Limits