making text appear delayed

Question

I want to make text appear in the following way:

H
wait 0.1 seconds
He
wait 0.1 seconds
Hel
wait 0.1 seconds
Hell
wait 0.1 seconds
Hello

But I\

Answer 1

String text = "Hello";

for(int i=1; i<=text.length();i++){
   System.out.println(text.substring(0, i));
    try {
       Thread.sleep(100); 
    } catch (Exception e) {
       e.printStackTrace();
    }
}

Edit: if you want only 1 character by 1, than:

for(int i=0; i