C语言从文件读数据

//从文件中读出数据

void ReadFromFile(int a[]){

    int i=0;

    FILE *fp;

    if((fp=fopen("data.txt","r"))==NULL){

        printf("file read error!");

        exit(1);

    }

    while(!feof(fp)){

        (fp,"%d",&a[i++]);

    }

    fclose(fp);
}