How can I handle the char immediately after its input, without waiting an endline?

[Lave]

Hi, all.

I'm a new comer. So This question maybe sutpid.:)

I want to write something that handle every char immediately after its
input. Then tehe user don't need to type [RETURN] each time. How can I
do this?

Thanks in advance.


-- 
Regards

Lave