Translate a column index into an Excel Column Name

Question

Given a columns\' index, how can you get an Excel column name?

The problem is trickier than it sounds because it\'s not just base-26. The columns

Answer 1

Here's Joel's awesome code modified to work with zero-based column indexes and without the char array.

 Public Shared Function GetExcelColumn(ByVal index As Integer) As String

        Dim quotient As Integer = index \ 26 ''//Truncate 
        If quotient > 0 Then
            Return GetExcelColumn(quotient - 1) & Chr((index Mod 26) + 64).ToString

        Else
            Return Chr(index + 64).ToString

        End If

    End Function