C语言-结构体

#define _CRT_SECURE_NO_WARNINGS
#include 
#include 

//结构体S1
struct S1
{
	int a;
	char b;
	double c;
};
//结构体S2 取别名 S2_
typedef struct S2
{
	int a;
	char b;
	double c;
}S2_;
//结构体S3 创建对象 p3 和数组p3arr
struct S3 {
	int a;
	char b;
	double c;
}p3, p3arr[100];
//匿名结构体 创建对象 p4
struct {
	int a;
	char b;
	double c;
}p4;

int main(int argc, char* argv[])
{
	struct  S1 p1;
	//typedef的区别S2_等效struct S2
	S2_ p2;
	p1.a = 10;
	p1.b = 'a';
	p1.c = 20;

	p2.a = 11;
	p2.b = 'b';
	p2.c = 22;

	printf("p1.a = %d\np1.b = %c\np1.c = %f\n", p1.a, p1.b, p1.c);
	printf("p2.a = %d\np2.b = %c\np2.c = %f\n", p2.a, p2.b, p2.c);

	system("pause");
	return EXIT_SUCCESS;
}

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