將檔案上傳到雲端儲存後,您也可以刪除它們。
刪除文件
若要刪除文件,首先建立引用。到該文件。然後對該引用呼叫delete()
方法。
Kotlin+KTX
// Create a storage reference from our app val storageRef = storage.reference // Create a reference to the file to delete val desertRef = storageRef.child("images/desert.jpg") // Delete the file desertRef.delete().addOnSuccessListener { // File deleted successfully }.addOnFailureListener { // Uh-oh, an error occurred! }
Java
// Create a storage reference from our app StorageReference storageRef = storage.getReference(); // Create a reference to the file to delete StorageReference desertRef = storageRef.child("images/desert.jpg"); // Delete the file desertRef.delete().addOnSuccessListener(new OnSuccessListener<Void>() { @Override public void onSuccess(Void aVoid) { // File deleted successfully } }).addOnFailureListener(new OnFailureListener() { @Override public void onFailure(@NonNull Exception exception) { // Uh-oh, an error occurred! } });
處理錯誤
文件刪除時可能發生錯誤的原因有很多,包括文件不存在,或是使用者沒有刪除所需文件的權限。有關錯誤的更多資訊可以在文件的處理錯誤部分找到。