qfedu-c-level/day14/d14.c

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2023-07-21 00:58:46 +08:00
// 自定义二进制文件读取
#include <stdio.h>
#include <stdlib.h>
typedef struct
{
int sid;
char name[32];
int age;
char sex[4];
} STU;
int main()
{
FILE *f = fopen("d13.txt", "rb");
if (NULL == f)
{
return 1;
}
STU *s = malloc(sizeof(STU));
fread(s, sizeof(STU), 1, f);
printf("%d %s %d %s\n", s->sid, s->name, s->age, s->sex);
free(s);
fclose(f);
return 0;
}