Code:
alias bug {
  var %z = $+(cid.,1,.net.,network)
  if ($hget(Bug,%z)) echo -sc info Debug Hash Data: $v1
  else hadd -mu10 Bug %z $+(1,@,$ctime)
}


1) /bug
2) /bug
3) /bug

Result in mIRC 7.15:

Debug Hash Data: 1
Debug Hash Data: 1

Result in mIRC 7.14:

Debug Hash Data: 1@1289355836
Debug Hash Data: 1@1289355836

Win XP SP3