c语言读入文本文档到结构体.txt

http://zhidao.baidu.com/question/688973495411042084.html

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#define  N 50
struct content
{
int id;
char layn[100];
double bu;
double h;
double e;
}b[N];
int main()
{
char id[9]="岩层层号";
char layn[9]="岩层名称";
char bu[9]="体积模量";
char h[9]="岩层厚度";
char e[9]="弹性模量";
int n;
FILE *fp;
char root[100]="out.dat";
fp=fopen(root,"r+");
if (fp==NULL)
{
printf("无法打开文件!\n");
return 1;
}