Auto-translated
function func()
a=a+1;
if a==4 then
MessageBox(message path);
end;
end;
Trigger(HERO_LEVELUP_TRIGGER, hero name, func);
a=a+1;
if a==4 then
MessageBox(message path);
end;
end;
Trigger(HERO_LEVELUP_TRIGGER, hero name, func);