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Gets or sets whether images are saved in Base64 format to HTML.
The default value is false. When this property is true, image data is exported directly on the img elements and separate files are not created.
public bool ExportImageAsBase64 { get; set; }
Public Property ExportImageAsBase64 As Boolean
HtmlSaveOptions options = new HtmlSaveOptions();
options.ExportImageAsBase64 = true;
bool exportImageAsBase64 = options.ExportImageAsBase64;
using MemoryStream stream = new MemoryStream();
workbook.Save(stream, options);