Platform-Specific Details: The End-of-Input Character

UNIX

Use the control-D character (type D while holding down the control key) to indicate to a program reading from the standard input stream that you have finished entering input. The control-D character is often written as ^D.

% java Count
This is test.
^D
Input has 16 chars.

DOS shell (Windows 95/NT)

Use the control-Z character (type Z while holding down the control key) to indicate to a program reading from the standard input stream that you have finished entering input. Or you can press the F6 key. The control-Z character is often written as ^Z.

C:\> java Count
This is test.
^Z
Input has 17 chars.

Note: the program gives different results for UNIX and DOS systems. On UNIX when you press the return key, you get a single character \n. However, on DOS when you press the return key, you get two characters \r\n.