在我的缓存目录中,我有一个文件夹名称示例。在示例文件夹中,我有子文件夹CSS
,JS
。现在我想删除CSS
子文件夹。我没有得到
我使用下面编写的代码。如果我使用此功能,我的整个示例文件夹将被删除。
NSFileManager *fileManager = [NSFileManager defaultManager];
NSString *cacheFolderPath = [NSSearchPathForDirectoriesInDomains(NSCacheDirectory, NSUserDomainMask, YES) objectAtIndex:0];
NSError *error = nil;
for (NSString *fileName in [fileManager contentsOfDirectoryAtPath:cacheFolderPath error:&error])
{
[fileManager removeItemAtPath:[cacheFolderPath stringByAppendingPathComponent:fileName] error:&error];
}
任何人都可以帮助我。
答案 0 :(得分:8)
NSFileManager *fileManager = [NSFileManager defaultManager];
NSString *cacheFolderPath = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES) objectAtIndex:0];
NSError *error = nil;
NSString *dir = [cacheFolderPath stringByAppendingPathComponent:@"yourCSSSUBFolderName"];
[[NSFileManager defaultManager] removeItemAtPath:dir error:nil];
您可以对要删除的任何其他目录执行相同的操作!
稍后如果要添加这些文件,请先创建该子文件夹,然后再添加e-g文件:
NSArray *paths=NSSearchPathForDirectoriesInDomains(NSCachesDirectory,NSUserDomainMask, YES);
NSString *directory = [paths objectAtIndex:0];
NSString *dirPath=[directory stringByAppendingPathComponent:@"yourCSSSUBFolderName"];
NSFileManager *fileManger=[NSFileManager defaultManager];
if(![fileManger fileExistsAtPath:dirPath])
{
NSError *error = nil;
[fileManger createDirectoryAtPath:dirPath withIntermediateDirectories:YES attributes:nil error:&error];
}
// now add the directories
NSString *filePath = [dirPath stringByAppendingPathComponent:@"Yourfile.extension"];
[yourData writeToFile:filePath atomically:YES]; //Write to file