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                ThinkChat2.0新版上線,更智能更精彩,支持會話、畫圖、視頻、閱讀、搜索等,送10W Token,即刻開啟你的AI之旅 廣告
                ## 位運算符 位運算符作用于位,并逐位執行操作。&、 | 和 ^ 的真值表如下所示: ![](https://img.kancloud.cn/97/4e/974ea3c20df0d6d9ff191de59ec2c9be_710x186.png) 假設如果 A = 60,且 B = 13,現在以二進制格式表示,它們如下所示: A = 0011 1100 B = 0000 1101 \----------------- A&B = 0000 1100 A|B = 0011 1101 A^B = 0011 0001 ~A? = 1100 0011 下表顯示了 C 語言支持的位運算符。假設變量**A**的值為 60,變量**B**的值為 13,則: ![](https://img.kancloud.cn/28/88/28886851d352909fe5e347de4d4935c0_707x813.png) ### 實例 請看下面的實例,了解 C 語言中所有可用的位運算符: ``` #include <stdio.h> int main() { unsigned int a = 60; /* 60 = 0011 1100 */ unsigned int b = 13; /* 13 = 0000 1101 */ int c = 0; c = a & b; /* 12 = 0000 1100 */ printf("Line 1 - c 的值是 %d\n", c ); c = a | b; /* 61 = 0011 1101 */ printf("Line 2 - c 的值是 %d\n", c ); c = a ^ b; /* 49 = 0011 0001 */ printf("Line 3 - c 的值是 %d\n", c ); c = ~a; /*-61 = 1100 0011 */ printf("Line 4 - c 的值是 %d\n", c ); c = a << 2; /* 240 = 1111 0000 */ printf("Line 5 - c 的值是 %d\n", c ); c = a >> 2; /* 15 = 0000 1111 */ printf("Line 6 - c 的值是 %d\n", c ); } ``` 當上面的代碼被編譯和執行時,它會產生下列結果: ~~~ Line 1 - c 的值是 12 Line 2 - c 的值是 61 Line 3 - c 的值是 49 Line 4 - c 的值是 -61 Line 5 - c 的值是 240 Line 6 - c 的值是 15 ~~~
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