iOS真机沙盒文件查看 图片批量存储/获取/删除

转载请标注来自：http://blog.csdn.net/u014202635/article/details/46863629

1.

选Devices

2.

3.

选中第二行

4.

保存在桌面

5.

右击选中显示包内容

6.

以上环境为x-code6.3.1

//----------------------------------------------------------------------------------------------------------------------------------------------------------------

//图片批量存储获取删除

#import <Foundation/Foundation.h>

@interface ImageSaveHelper :NSObject

/**

 *  将图片数组以arrayName存储

 *

 *  @param array     图片数组，数组元素是UIImage

 *  @param arrayName 存储图片文件名

 */

+(void)saveImageArray:(NSMutableArray *)array andArrayName:(NSString *)fileName;

/**

 *  获取arrayName目录下全部图片

 *

 *  @param arrayName 文件名

 *

 *  @return 返回元素UIImage组成的数组

 */

+(NSMutableArray *)getImageArrayWithName:(NSString *)fileName;

/**

 *  删除fileName目录下名称为imageName的文件

 *

 *  @param imageName image名称

 *  @param fileName  目录名称

 *

 *  @return 是否删除成功

 */

+(BOOL)deleteImageName:(NSString * )imageName withFileName:(NSString *)fileName;

@end

#import "ImageSaveHelper.h"

#import <UIKit/UIKit.h>

@implementation ImageSaveHelper

+(void)saveImageArray:(NSMutableArray *)array andArrayName:(NSString *)fileName{

    NSArray *paths =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask,YES);

   NSString * path = [paths[0]stringByAppendingPathComponent:fileName];

    if (![[NSFileManagerdefaultManager]fileExistsAtPath:path]){//推断createPath路径目录是否已存在。此处createPath为须要新建的目录的绝对路径

        [[NSFileManagerdefaultManager] createDirectoryAtPath:pathwithIntermediateDirectories:YESattributes:nilerror:nil];//创建目录

      }

   for (int i =0 ; i < array.count; i++) {

       NSString *filePath = [path stringByAppendingPathComponent:[NSStringstringWithFormat:@"%@%d.png",fileName, i]];  // 保存文件的名称

        [UIImagePNGRepresentation(array[i])writeToFile: filePath    atomically:YES];

    }

}

+(NSMutableArray *)getImageArrayWithName:(NSString *)fileName{

    NSMutableArray * imageArray = [NSMutableArrayarray];

    NSArray *paths =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask,YES);

   NSString * path = [paths[0]stringByAppendingPathComponent:fileName];

    if (![[NSFileManagerdefaultManager]fileExistsAtPath:path]){//推断createPath路径目录是否已存在，不存在直接返回

       return imageArray;

    }

    //此目录下全部图片名称

    NSArray *filesNameArray = [[NSFileManagerdefaultManager] subpathsOfDirectoryAtPath:patherror:nil];

   if (filesNameArray && filesNameArray.count !=0 ) {

       for (int i =0 ; i < filesNameArray.count; i++) {

           UIImage * image = [UIImageimageWithContentsOfFile:[path stringByAppendingPathComponent:filesNameArray[i]]];

            [imageArrayaddObject:image];

        }

    }

   return imageArray;

}

+(BOOL)deleteImageName:(NSString * )imageName withFileName:(NSString *)fileName;

{

    NSArray *paths =NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask,YES);

   NSString * path = [paths[0]stringByAppendingPathComponent:fileName];

    NSString * pathFull = [pathstringByAppendingPathComponent:[NSStringstringWithFormat:@"%@.png",imageName]];

    if([[NSFileManagerdefaultManager] fileExistsAtPath:pathFull])//假设存在暂时文件的配置文件

    {

       return  [[NSFileManagerdefaultManager]  removeItemAtPath:pathFullerror:nil];

    }

    return NO;

}

@end