---@meta ---@source System.dll ---@class System.Net.Mime.ContentDisposition: object ---@source System.dll ---@field CreationDate System.DateTime ---@source System.dll ---@field DispositionType string ---@source System.dll ---@field FileName string ---@source System.dll ---@field Inline bool ---@source System.dll ---@field ModificationDate System.DateTime ---@source System.dll ---@field Parameters System.Collections.Specialized.StringDictionary ---@source System.dll ---@field ReadDate System.DateTime ---@source System.dll ---@field Size long ---@source System.dll CS.System.Net.Mime.ContentDisposition = {} ---@source System.dll ---@param rparam object ---@return Boolean function CS.System.Net.Mime.ContentDisposition.Equals(rparam) end ---@source System.dll ---@return Int32 function CS.System.Net.Mime.ContentDisposition.GetHashCode() end ---@source System.dll ---@return String function CS.System.Net.Mime.ContentDisposition.ToString() end ---@source System.dll ---@class System.Net.Mime.ContentType: object ---@source System.dll ---@field Boundary string ---@source System.dll ---@field CharSet string ---@source System.dll ---@field MediaType string ---@source System.dll ---@field Name string ---@source System.dll ---@field Parameters System.Collections.Specialized.StringDictionary ---@source System.dll CS.System.Net.Mime.ContentType = {} ---@source System.dll ---@param rparam object ---@return Boolean function CS.System.Net.Mime.ContentType.Equals(rparam) end ---@source System.dll ---@return Int32 function CS.System.Net.Mime.ContentType.GetHashCode() end ---@source System.dll ---@return String function CS.System.Net.Mime.ContentType.ToString() end ---@source System.dll ---@class System.Net.Mime.DispositionTypeNames: object ---@source System.dll ---@field Attachment string ---@source System.dll ---@field Inline string ---@source System.dll CS.System.Net.Mime.DispositionTypeNames = {} ---@source System.dll ---@class System.Net.Mime.MediaTypeNames: object ---@source System.dll CS.System.Net.Mime.MediaTypeNames = {} ---@source System.dll ---@class System.Net.Mime.Application: object ---@source System.dll ---@field Octet string ---@source System.dll ---@field Pdf string ---@source System.dll ---@field Rtf string ---@source System.dll ---@field Soap string ---@source System.dll ---@field Zip string ---@source System.dll CS.System.Net.Mime.Application = {} ---@source System.dll ---@class System.Net.Mime.Image: object ---@source System.dll ---@field Gif string ---@source System.dll ---@field Jpeg string ---@source System.dll ---@field Tiff string ---@source System.dll CS.System.Net.Mime.Image = {} ---@source System.dll ---@class System.Net.Mime.Text: object ---@source System.dll ---@field Html string ---@source System.dll ---@field Plain string ---@source System.dll ---@field RichText string ---@source System.dll ---@field Xml string ---@source System.dll CS.System.Net.Mime.Text = {} ---@source System.dll ---@class System.Net.Mime.TransferEncoding: System.Enum ---@source System.dll ---@field Base64 System.Net.Mime.TransferEncoding ---@source System.dll ---@field EightBit System.Net.Mime.TransferEncoding ---@source System.dll ---@field QuotedPrintable System.Net.Mime.TransferEncoding ---@source System.dll ---@field SevenBit System.Net.Mime.TransferEncoding ---@source System.dll ---@field Unknown System.Net.Mime.TransferEncoding ---@source System.dll CS.System.Net.Mime.TransferEncoding = {} ---@source ---@param value any ---@return System.Net.Mime.TransferEncoding function CS.System.Net.Mime.TransferEncoding:__CastFrom(value) end