程序包 io.github.burukeyou.dataframe.iframe.group

类 CountAgg<T,​R>

  • 所有已实现的接口:
    Agg
    public class CountAgg<T,​R>
extends Object
implements Agg

    • 构造器详细资料

      • CountAgg

        public CountAgg​(java.util.function.Function<T,​R> value)