Returns a
ITextRun object that represents a range of characters within the cell text, this method can only be called when the value of cell is a string, or else
System.InvalidOperationException is thrown.
ITextRun Characters(
System.int ,
System.int
)
Parameters
- startIndex
- the start index of characters in whole cell text.
- length
- the length of characters.
Return Value
A
ITextRun object that represents the range of characters.