有效 32 位掩码的示例

下面显示了有效 32 位掩码的示例。

                           0             15              31
                           |              |               |
-----------------------------------------------------------
MB = 0       ME = 31       11111111111111111111111111111111
MB = 0       ME = 0        10000000000000000000000000000000
MB = 0       ME = 22       11111111111111111111110000000000
MB = 12      ME = 25       00000000000111111111111110000000
-----------------------------------------------------------
MB = 22      ME = 31       00000000000000000000011111111111
MB = 29      ME = 6        11111110000000000000000000000111