How to simulate Window's "Press any key to continue..."
Mike Parker
aldacron at gmail.com
Fri Nov 22 05:10:00 UTC 2019
On Friday, 22 November 2019 at 04:45:21 UTC, Mike Parker wrote:
> On Friday, 22 November 2019 at 04:22:07 UTC,
> FireController#1847 wrote:
>
>> Right, but readln will only wait until the user presses the
>> delimiter (by default Enter/Return). I want it to wait until
>> ANY key is pressed, not a specific key
>
> The documentation for std.stdio.File shows two functions for
> reading input: readln and readf. If readln isn't what you want,
> then readf probably is:
>
> https://dlang.org/phobos/std_stdio.html#.File.readf
>
> Also, there's a freely available book online to help get you up
> to speed: Programming in D. Here's the section on reading from
> stdin with readf:
>
> http://ddili.org/ders/d.en/input.html
Sorry, I just noticed the book doesn't cover how to do what you
want and it's probably not obvious. You need to call readf with a
character format string (%c):
import std.stdio;
void main()
{
writeln("Press any key to continue...");
char c;
readf("%c", &c);
writeln("Thanks!");
}
More information about the Digitalmars-d-learn
mailing list