Copy Code code as follows:
try {
Method One
BufferedReader br = new BufferedReader (new FileReader new File (
"D:\\1.xls"));
StringBuilder bd = new StringBuilder ();
StringBuffer bd = new StringBuffer ();
while (true) {
String str = br.readline ();
if (str = null) {
Break
}
System.out.println (str);
Bd.append (str);
}
Br.close ();
System.out.println (Bd.tostring ());
Method Two
InputStream is = new FileInputStream (New File ("D:\\1.xls"));
byte b[] = new Byte[integer.parseint (New File ("D:\\1.xls"). Length ()
+ "")];
Is.read (b);
System.out.write (b);
System.out.println ();
Is.close ();
Method Three
Reader r = new FileReader (New File ("D:\\1.xls"));
Char c[] = new char[(int) New File ("D:\\1.xls"). Length ()];
R.read (c);
String str = new string (c);
System.out.print (str);
R.close ();
catch (RuntimeException e) {
TODO auto-generated Catch block
E.printstacktrace ();
catch (FileNotFoundException e) {
TODO auto-generated Catch block
E.printstacktrace ();
catch (IOException e) {
TODO auto-generated Catch block
E.printstacktrace ();
}