与运算: bitand(x, y) 或运算: BITOR(x,y) = (x + y) - BITAND(x, y); 异或运算: BITXOR(x,y) = BITOR(x,y) - BITAND(x,y) = (x + y) - BITAND(x, y) * 2;
posted on 2008-01-21 11:40 baoli 阅读(2045) 评论(0) 编辑 收藏 举报