#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
struct Test
{
int a;
char b;
};
int main()
{
int fd;
struct Test data[2]={{100,'a'},{200,'b'}};
struct Test data2[2];
fd = open("./file1",O_RDWR);
int n_write = write(fd,&data,sizeof(struct Test)*2);
lseek(fd,0,SEEK_SET);
int n_read = read(fd,&data2,sizeof(struct Test)*2);
printf("read = %d ,%c\n",data2[0].a,data2[0].b);
printf("read = %d ,%c\n",data2[1].a,data2[1].b);
close(fd);
return;
}```
Linux文件编程demo10写结构体数组到文件.c
最新推荐文章于 2025-12-06 19:52:12 发布

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