Adding Static Content MIME Mappings • • 3 minutes to read • Contributors • • In this article Overview The element of the element adds a unique MIME type to the collection of static content types. Each entry must consist of two parts: • A unique file name extension that is specified by the fileExtension attribute, for example, '.txt', '.png', etc. • A MIME type for the file name extension that is specified by the mimeType attribute, for example, 'text/plain', 'image/jpg', etc.