iOS 目录读取

App Path :  NSLog(@"[[NSBundle mainBundle] bundlePath]=%@", [[NSBundlemainBundle] bundlePath] );

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

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

NSString *documentsDirectory =[paths objectAtIndex:0];

NSFileManager *fileManager = [NSFileManagerdefaultManager];    

    NSError *error = nil;    

    NSArray *fileList =nil;//[[[NSArray alloc] init] autorelease];

    //fileList便是包含有该文件夹下所有文件的文件名及文件夹名的数组    

    fileList = [fileManager contentsOfDirectoryAtPath:documentsDirectoryerror:&error];

NSMutableArray *array = [[[NSMutableArrayalloc] init]autorelease];

for (NSString *iStrin fileList) {

NSString *subStr = [iStrsubstringFromIndex:[iStr length]-4];

if ([subStr isEqualToString:@".txt"]) {

            

            NSLog(@"iStr=%@",iStr);

[array addObject:iStr];

}

}

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