Anonymous

on *:INPUT:.seton:#: {
  var %MYVAR = 1
  .timer 0 2 somecommand
}

on *:INPUT:.setstop:#: {
  .timers off
}

alias somecommand {
  if ($var(%MYVAR)) { echo -a %MYVAR | set %MYVAR $calc(%MYVAR +1) }
  else { echo -a 1 | set %MYVAR 1 }
}