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typedef struct{
unsigned char a:1;//成员a占1位
unsigned char b:1;
unsigned char c:1;
unsigned char d:1;
unsigned char e:1;
unsigned char f:1;
unsigned char res:2;
}KEY_T;
KEY_T key;
这样key占一个字节,abcdef各占其中1位[/quote]
typedef struct{
unsigned char a:1;//成员a占1位
unsigned char b:1;
unsigned char c:1;
unsigned char d:1;
unsigned char e:1;
unsigned char f:1;
unsigned char res:2;
}KEY_T;
KEY_T key;
这样key占一个字节,abcdef各占其中1位