code 文件的保存、读取

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <iostream>
#include "FRSAPI.h"

//save file
void save_file(string path_m,string path_n,float score)
{
    FILE *fp = NULL;
   char word[1000];

        memset(word,'\0',sizeof(word));
   if((fp=fopen("score.txt","w+"))==NULL)
   {
       cout<<"save scorefail."<<endl;
       exit(0);
   }
   sprintf(word,"%s %s%f",(path_m).c_str(),(path_n).c_str(),score);

    fputs(word,fp);//文本
    //fwrite(word,sizeof(word),1,fp);//二进制
   fclose(fp);
   cout<<"save scoresuccessed."<<endl;
}

int main()
{
    string it1 ="/usr/local/src/NeoFRS2/Releasev1.0/sample/images/Photo1.jpg";
   string it2 ="/usr/local/src/NeoFRS2/Releasev1.0/sample/images/Photo2.jpg";
   float fScore = 1.0;
   save_file(it1,it2,fScore);
}

#include<stdio.h>
#include<stdlib.h>

void read()
{
    char word[1000];
    char ch;
    FILE *fp=NULL;
    if((fp=fopen("score.txt","r+"))==NULL)
    {
        printf("read filefailed\n");
        exit(0);
    }
    ch=fgetc(fp);
    if(ch==EOF)
    {
        exit(0);
    }
    rewind(fp);
    while(!feof(fp))
    {

        fgets(word,sizeof(word),fp);
        fread(word,sizeof(word),1,fp);
        printf("word :%s\n",word);
    }
    fclose(fp);
}

int main()
{
    read();
}

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