string getClientOriginalExtension() Returns the original file extension. It is extracted

string|null getClientOriginalName() Returns the original file name. It is extracted from

class UploadedFile extends File

int getError() Returns the upload error. If the upload was successful, the constant UPLOADERROK

class File extends SplFileInfo

string getErrorMessage() Returns an informative upload error message.

File move(string $directory, string $name

bool isValid() Returns whether the file was uploaded successfully.

Classes

string|null getMimeType() Returns the mime type of the file. The mime type is guessed