Branch : - branch - epoll marshall master pdf rapidhash v0.1 - tag - HTTPd-v0.1.0 HTTPd-v0.1.1 HTTPd-v0.1.17 v0 v0.1.0 v0.1.1 v0.1.10 v0.1.11 v0.1.12 v0.1.13 v0.1.14 v0.1.15 v0.1.16 v0.1.17 v0.1.2 v0.1.3 v0.1.4 v0.1.5 v0.1.6 v0.1.7 v0.1.8 v0.1.9
require Counter Counter a = Counter.new(0) (Counter*) 1 Counter.get(a) 0 Counter.increase(a, 1) 1 Counter.get(a) 1 Counter.increase(a, 10) 11 Counter.get(a) 11 Counter.decrease(a, 5) 6 Counter.get(a) 6 Counter.delete(a) void