object that represents the specified subset of text characters.
expression.Characters(Start, Length)
expression Required. An expression that returns one of the objects in the Applies To list.
Start Required Long. The first character in the returned range.
Length Optional Long. The number of characters to be returned. Default is 1.
Remarks
If Start is greater than the number of characters in the specified text, the returned range starts with the last character in the specified range.
If Length is greater than the number of characters from the specified starting character to the end of the text, the returned range contains all those characters.
Example
This example sets the text for the first shape on the first page in the active document, and then sets the font of the first two characters to 15 points and bold.
Sub CharRange()
Dim rngCharacters As TextRange
Set rngCharacters = Application.ActiveDocument.Pages(1).Shapes(1) _
.TextFrame.TextRange.InsertBefore(NewText:="Hello World.")
With rngCharacters.Characters(Start:=1, Length:=2).Font
.Size = 15
.Bold = msoTrue
End With
End Sub