Bit编程语言中的Bitfield [英] Bitfields in C programming language

问题描述

如何访问C.Means中的整个结构成员我想在结构中获取变量的所有数据。

How to access entire structure members in C.Means I want to take all the data of variables in structure.

struct data
{
char a:1;
char b:2;
char c:3;
char d:1;
} arr;

我可以通过使用访问个人会员。运算符。但是，我需要访问该结构中的所有成员。请告诉我如何做。

I can access individual members by using . operator.But i need to access all members in that structure.Colud you please tell me how to do.

推荐答案

整个数据和位域结构的联合。

As suggested make an union of the whole data and of the bitfield structure.

union
{
    char Whole;
    struct data
    {
        char a:1;
        char b:2;
        char c:3;
        char d:1;
    } arr;
} MyData;

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