how to remove any storage file using flutter?-CodePudding

how to remove any storage file using flutter ?

I want to know about that so, Please provide a way to solve this issue in flutter.

CodePudding user response：

To delete a file in Flutter, you can use the dart:io library and call the delete function on a File object. Here's an example of how you can delete a file:

import 'dart:io';

// Replace 'filePath' with the path to your file
File file = File(filePath);

// Check if the file exists
if (await file.exists()) {
  // Delete the file
  await file.delete();
}

This code will delete the file if it exists. If the file does not exist, the delete function will do nothing.

Alternatively, you can use the deleteSync function, which is a synchronous version of delete. However, it is generally recommended to use the asynchronous version (delete) to avoid blocking the main thread.

import 'dart:io';

// Replace 'filePath' with the path to your file
File file = File(filePath);

// Check if the file exists
if (file.existsSync()) {
  // Delete the file
  file.deleteSync();
}

This code will delete the file if it exists. If the file does not exist, the deleteSync function will do nothing.

CodePudding user response：

you can delete or create files in the user's storage with your Flutter app. But, before you do you might have to ask for permission to access the user's file storage.

Then get the file path of the file you want to delete. Maybe path_provider: ^2.0.11 can be helpful in that case.

Once you got the file path, it's easy as:

File fileToDelete = File(path);

fileToDelete.delete();

You're good to go!