Instance Method インスタンスメソッド

seekToEndOfFile

Places the file pointer at the end of the file referenced by the file handle and returns the new file offset.

Declaration 宣言 

- (unsigned long long)seekToEndOfFile;

Return Value 戻り値

The file offset with the file pointer at the end of the file. This is therefore equal to the size of the file. ファイル終端でのファイルポインタに関するファイルオフセット。これは、従ってファイルの大きさと等しいです。

Discussion 議論

Raises NSFileHandleOperationException if called on a file handle representing a pipe or socket, if the file descriptor is closed, or if any other error occurs while seeking.

See Also 参照

Deprecated 非推奨

- readDataToEndOfFile
Reads the available data synchronously up to the end of file or maximum number of bytes.
Deprecated 非推奨
- readDataOfLength:
Reads data synchronously up to the specified number of bytes.
Deprecated 非推奨
- writeData:
Writes the specified data synchronously to the file handle.
Deprecated 非推奨
offsetInFile
The position of the file pointer within the file represented by the file handle.
Deprecated 非推奨
- seekToFileOffset:
Moves the file pointer to the specified offset within the file represented by the receiver. ファイルポインタをレシーバによって表されるファイル内部の指定されたオフセットに移動します。
Deprecated 非推奨
- closeFile
Disallows further access to the represented file or communications channel and signals end of file on communications channels that permit writing. 表現されたファイルまたは通信経路へのもっと先のアクセスを禁止します、そして書き込み許可する通信経路上のファイルの終端を合図します。
Deprecated 非推奨
- synchronizeFile
Causes all in-memory data and attributes of the file represented by the handle to write to permanent storage.
Deprecated 非推奨
- truncateFileAtOffset:
Truncates or extends the file represented by the file handle to a specified offset within the file and puts the file pointer at that position.
Deprecated 非推奨
NSFileHandleNotificationMonitorModes
Currently unused. 現在使われません。
Deprecated 非推奨