Yes or No Options

[Anonymous via Digitalmars-d-learn]

On Monday, 27 July 2015 at 16:48:00 UTC, Alex wrote:
> Okay. By pure trying I found out what I did wrong:
>
> Apparently by typing Y I entered the shift key. Could that have 
> been the problem?
> I changed it to a small y and it at least jumped back to the 
> commandline instead of just being stuck.
>
> And by changing:
>
> writeln("Do you want to play again? Y/N?");
> 	readln(yesno);
> 	if (yesno == "y") {
> 		writeln("Yeah!");
> 	}
>
> to:
>
> writeln("Do you want to play again? Y/N?");
> 	readln(yesno);
> 	if (yesno != "y") {
> 		writeln("Yeah!");
> 	}
>
> So instead of ==   I used  !=
>
> Now it works. But I still do not know why..

Check out what is the length of yesno after you do your readln.

Ex. writeln(yesno.length)

std.string.chomp may help.