c语言读取csv文件和c++读取csv文件示例分享

char*trim(char*str)
{
   char*p=str;
   while(*p==""||*p=="\t"||*p=="\r"||*p=="\n")
       p++;
   str=p;
   p=str+strlen(str)-1;
   while(*p==""||*p=="\t"||*p=="\r"||*p=="\n")
       --p;
   *(p+1)="\0";
   returnstr;
}

intmain()
{
 FILE*fp=fopen("test.csv","r");
 if(fp==NULL){
  return-1;
 }

 charline[1024];
 while(fgets(line,sizeof(line),fp)){
  //printf("%s",line);

  char*save_ptr;
  char*name=strtok_r(line,",",&save_ptr);
  if(name==NULL){
   return-1;
  }  
  char*age=strtok_r(NULL,",",&save_ptr);
  char*birthday=strtok_r(NULL,",",&save_ptr);
  printf("%s\t%s\t%s\n",trim(name),trim(age),trim(birthday));
 }

 return0;
}