将通讯录实现成文件存储的版本。
#include<stdio.h>
#include<Windows.h>
#include<stdlib.h>
#pragma warning (disable:4996)
int main(){
char name[100];
int age;
char tel[100];
int i = 0;
FILE *pfile;
pfile = fopen("people.txt", "w");
if (pfile == NULL){
perror("fopen");
return 1;
}
for (; i < 5; i++){
printf("name:");
fscanf(stdin, "%s", &name);
printf("age:");
fscanf(stdin, "%d", &age);
printf("tel:");
fscanf(stdin, "%s", &tel);
fprintf(pfile, "name:%s\t age:%d\t tel:%s\t \n",name,age,tel);
}
fclose(pfile);
system("pause");
return 0;
}
#include<stdio.h>
#include<Windows.h>
#include<stdlib.h>
#pragma warning (disable:4996)
int main(){
char name[100];
int age;
char tel[100];
int i = 0;
FILE *pfile;
pfile = fopen("people.txt", "w");
if (pfile == NULL){
perror("fopen");
return 1;
}
for (; i < 5; i++){
printf("name:");
fscanf(stdin, "%s", &name);
printf("age:");
fscanf(stdin, "%d", &age);
printf("tel:");
fscanf(stdin, "%s", &tel);
fprintf(pfile, "name:%s\t age:%d\t tel:%s\t \n",name,age,tel);
}
fclose(pfile);
system("pause");
return 0;
}