Use Rich Text Formatting - VBScript
Spreadsheet SDK sample in VBScript demonstrating ‘Use Rich Text Formatting’
RichTextFormatting.vbs
Set document = CreateObject("Bytescout.Spreadsheet.Spreadsheet")
document.RegistrationName = "demo"
document.RegistrationKey = "demo"
' Add new worksheet
Set worksheet = document.Workbook.Worksheets.Add("HelloWorld")
' add cell with HTML formatted text
Set cell = worksheet.Cell(1, 1)
cell.ValueAsHTML = "<b>Bold text</b> and <i>Italic text</i>"
' delete output file if exists already
Set fso = CreateObject("Scripting.FileSystemObject")
If (fso.FileExists("Output.xls")) Then fso.DeleteFile("Output.xls")
Set fso = nothing
' save document
document.SaveAs "Output.xls"
' close Spreadsheet
Set document = Nothing