getmimetypefromfile函数是一个非常常用的函数,它的作用是根据文件的扩展名或者文件头部字节信息来判断文件的MIME类型。MIME类型是指在互联网上定义的一种多用途网关协议标准,它主要是用于标识文档、文件的性质和格式。在实际开发中,我们经常需要根据文件的MIME类型来进行一些特定的操作,比如文件上传、文件下载、文件类型识...
Hi, Is there a simple way to get the hidden mime type of a media file. Say, I download a file file.mp3 renamed as myfile over bluetooth and save it as a local file. later i want to know if CDocumentHandler can handle the file by calling the function myDocHandler.CanHandle(TDataT...
public static String getMimeType(File file){ String suffix = getSuffix(file); if (suffix == null) { return "file/*"; } String type = MimeTypeMap.getSingleton().getMimeTypeFromExtension(suffix); if (type != null || !type.isEmpty()) { return type; } return "file/*"; } 方法2:...
android获取文件getMimeType的两种方法 方法1: importjava.util.Locale;privatestaticStringgetSuffix(Filefile){if(file==null||!file.exists()||file.isDirectory()){returnnull;}StringfileName=file.getName();if(fileName.equals("")||fileName.endsWith(".")){returnnull;}intindex=fileName.lastIndexOf...
[Android.Runtime.Register("getMimeTypeForDownloadedFile","(J)Ljava/lang/String;","GetGetMimeTypeForDownloadedFile_JHandler")]publicvirtualstring? GetMimeTypeForDownloadedFile (longid); 参数 id Int64 已下载文件的 ID。 返回 String 给定下载的文件 ID 的媒体类型(如果下载成功)。 否则...
I'm able get file type when the file name as file extension say (Filename.pdf) by the help of Path.GetExtension. But when the file doesn't have file extension say (Filename) only, then extension goes for a toss.Specially looking for identifying the following format/extension ie. PDF,...
AudioFileGlobalInfo.GetMIMETypes(AudioFileType) 方法参考 反馈 定义命名空间: AudioToolbox 程序集: Xamarin.Mac.dll C# 复制 public static string[] GetMIMETypes (AudioToolbox.AudioFileType fileType); 参数 fileType AudioFileType 返回 String[] 适用于 产品版本 Xamarin.Mac SDK 14 ...
检索二进制数据的多用途 Internet 邮件扩展 (MIME) 类型。 已弃用。语法C++ 复制 HRESULT GetMimeType( [out] LPCSTR *pszMimeType ); 参数pszMimeType [out] 类型: LPCSTR* 用于接收 MIME 类型字符串的指针的地址。返回值类型: HRESULT如果该方法成功,则返回值DXFILE_OK。 如果方法失败,则可以DXFILEERR_...
publicstaticstringGetMimeMapping(stringfileName); Parameters fileName String The file name that is used to determine the MIME type. Returns String Applies to ProductVersions .NET Framework4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 ...
I was able to render an HTML page with the MIME type set to "application/msword", which caused the browser to spawn Word which imported the html just fine, allowing edits and saving just as if I'd output a real Word doc. That sounds great to me, but I haven't been able to get...