android delete file if exist
You have a "rogue" semicolon if(urltest.exists());. Instead: if(urltest.exists()) // do something } else // create an new file File urlconfig = new ..., 6 Answers. String dir = getFilesDir().getAbsolutePath(); File f0 = new File(dir, "myFile"); boolean d0 = f0.delete(); Log.w("Delete Check", "File deleted: " + dir + "/myFile " + d0); The code File dir = getFilesDir, File.Delete will mark file for deletion. File really will be deleted only when all handles to it are closed (if there are no such handles - it will always ..., First, Let insert the permission in your AndroidManifest.xml file (less than Android 6.0 version) android:name="android.permission., Why don't you test this with this code: File fdelete = new File(uri.getPath()); if (fdelete.exists()) if (fdelete.delete()) System.out.println("file ..., getExternalStorageDirectory(); string fileName = folder.getPath() + "/folder/image1.jpg"; File myFile = new File(fileName); if(myFile.exists()) ..., If the file is saved on internal storage, you can also ask the Context to locate and delete a file by calling deleteFile(): ... If you want to delete all files from a folder then use the following function: ... if (myDir.exists() && myDir., Starting from Java 7 you can use deleteIfExists that returns a boolean (or throw an Exception) depending on whether a file was deleted or not.
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 android delete file if exist 相關參考資料
Android: Check if file exist and if not create new one - Stack ...
You have a "rogue" semicolon if(urltest.exists());. Instead: if(urltest.exists()) // do something } else // create an new file File urlconfig = new ... https://stackoverflow.com Delete file from internal storage - Stack Overflow
6 Answers. String dir = getFilesDir().getAbsolutePath(); File f0 = new File(dir, "myFile"); boolean d0 = f0.delete(); Log.w("Delete Check", "File deleted: " + dir + &quo... https://stackoverflow.com File.Exists returns true after File.Delete - Stack Overflow
File.Delete will mark file for deletion. File really will be deleted only when all handles to it are closed (if there are no such handles - it will always ... https://stackoverflow.com how can i overwrite a file if it exists in directory - Stack Overflow
First, Let insert the permission in your AndroidManifest.xml file (less than Android 6.0 version) android:name="android.permission. https://stackoverflow.com How do I delete files programmatically on Android? - Stack Overflow
Why don't you test this with this code: File fdelete = new File(uri.getPath()); if (fdelete.exists()) if (fdelete.delete()) System.out.println("file ... https://stackoverflow.com How to delete a file that exists - Stack Overflow
getExternalStorageDirectory(); string fileName = folder.getPath() + "/folder/image1.jpg"; File myFile = new File(fileName); if(myFile.exists()) ... https://stackoverflow.com How to delete internal storage file in android? - Stack Overflow
If the file is saved on internal storage, you can also ask the Context to locate and delete a file by calling deleteFile(): ... If you want to delete all files from a folder then use the following fu... https://stackoverflow.com Java better way to delete file if exists - Stack Overflow
Starting from Java 7 you can use deleteIfExists that returns a boolean (or throw an Exception) depending on whether a file was deleted or not. https://stackoverflow.com |