instance method
IO#beep
() -> self
io.beep
ext/io/console/console.c
View on GitHub ↗
static VALUE
console_beep(VALUE io)
{
#ifdef _WIN32
MessageBeep(0);
#else
int fd = GetWriteFD(io);
if (write(fd, "\a", 1) < 0) sys_fail(io);
#endif
return io;
}
Beeps on the output console.
You must require ‘io/console’ to use this method.