Java - New Line Character Issue

Question

I have a code like,

String str = \" \" ; 

while(  cond ) {

  str = str + \"\\n\" ;

}

Now, I don\'t know why at the time of printing, the out

Answer 1

The newline character is considered a control character, which doesn't print a special character to the screen by default.

As an example, try this:

String str = "Hi";
while (cond) {
    str += "\n"; // Syntactically equivalent to your code
}
str += "Bye";
System.out.println(str);