Re: [問題] C++ 如何取得檔案資訊???

[tropical72 (藍影)]

※ 引述《david741002 (MILK BABY)》之銘言：
: 請問一下，我該如何取得我資料夾理檔案的資訊
: 如：修改時間、檔案大小、檔案名稱
: 使用CV2008 ++   謝謝!

看過精華區後
發現小弟的方法似乎還沒po過..

#include <stdio.h>
#include <string.h>
#include <io.h>
#include <direct.h>
#include <time.h>

#define _MAX_FNAME    2000
void EnumAllFileTree(char *path);

void main()
{
    char path[_MAX_FNAME] = "D:\\Course";
    char filter[_MAX_FNAME] = "*.*";
    char filename[_MAX_FNAME];
    char attrib[_MAX_FNAME];

    struct _finddata_t file;
    long hFile;

    struct tm *tmCreate, *tmWrite, *tmAccess;

    chdir(path);

    hFile = _findfirst(filter, &file);
    if(hFile!=-1){
        do{
            // 取得檔名
            sprintf(filename, "%s\\%s", path, file.name);
            printf("%s\n", filename);

            memset((void*)attrib, 0, _MAX_FNAME);
            strcpy(attrib, "\tattrib:[ ");
            // 檔案屬性
            if(file.attrib & _A_ARCH) strcat(attrib, "檔案 ");
            if(file.attrib & _A_HIDDEN) strcat(attrib, "隱藏 ");
            if(file.attrib & _A_NORMAL) strcat(attrib, "普通 ");
            if(file.attrib & _A_RDONLY) strcat(attrib, "唯讀 ");
            if(file.attrib & _A_SUBDIR) strcat(attrib, "資料夾 ");
            if(file.attrib & _A_SYSTEM) strcat(attrib, "系統 ");
            strcat(attrib, "]");
            printf("%s\n", attrib);

            // 取得大小, 資料夾取得為0
            printf("\tfilesize:%u\n",file.size);

            // 取得access, create, write 時間, 文字輸出
            // printf("\tcreate:%s", ctime(&file.time_create));
            // printf("\twrite:%s", ctime(&file.time_write));
            // printf("\taccess:%s", ctime(&file.time_access));

            // 取得access, create, write, 轉為 tm
            // 此處只抓 createtime
            tmCreate = localtime(&file.time_create);
            printf("\t%d年%d月%d日,%d時%d分%d秒, 星期%d\n",
                tmCreate->tm_year+1900,
                tmCreate->tm_mon+1,
                tmCreate->tm_mday,
                tmCreate->tm_hour,
                tmCreate->tm_min,
                tmCreate->tm_sec,
                tmCreate->tm_wday);

        }while(_findnext(hFile, &file)==0);
        _findclose(hFile);
    }

    // 下面這個要很久唷...
    // 把 D 槽底下所有檔案都抓出來..
    EnumAllFileTree("D:\\");
}


void EnumAllFileTree(char *path)
{
    chdir(path);
    char filter[_MAX_FNAME] = "*.*";
    char filename[_MAX_FNAME];
    char attrib[_MAX_FNAME];
    struct _finddata_t file;
    long hFile;

    hFile = _findfirst(filter, &file);
    if(hFile!=-1){
        do{
            // 先跳過 "這一層" 與 "上一層"
            if(!strcmp(file.name, ".") || !strcmp(file.name,"..")){
                continue;
            }
            sprintf(filename, "%s\\%s", path, file.name);
            printf("%s\n", filename);

            // 查到資料夾，進去全部找一次
            if(file.attrib & _A_SUBDIR) {
                printf("%s <folder>\n", filename);
                EnumAllFileTree(filename);
            }

        }while(_findnext(hFile, &file)==0);
        _findclose(hFile);
    }
}

--
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