• JAVA-IO
• ::
• DataInputStream Class
• ::
• available()

method:available ();
return type:int
content:ใช้คืนค่า ขนาดของ stream ( หน่วย byte )
example:FileInputStream file_inputstream = new FileInputStream ( "C:/bamboo.txt" );
DataInputStream data_inputstream = new DataInputStream ( file_inputstream );
int size_stream = data_inputstream.available ();