NSFileManager *fileManager = [NSFileManager defaultManager];
NSString *documentPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents"];
// 遍历目录
// 1.获取指定目录下的文件和目录,不遍历其下的子目录
NSArray *fileArray1 = [[NSArray alloc]init];
fileArray1 = [fileManager contentsOfDirectoryAtPath:documentPath error:nil];
NSLog(@"fileArray1 = %@", fileArray1);
// 2. 枚举器 遍历指定目录下的文件和子目录,遍历其下的子目录
NSDirectoryEnumerator *directoryEnum = [fileManager enumeratorAtPath:documentPath];
NSString *filePath;
while (filePath = [directoryEnum nextObject]) {
NSLog(@"filePath = %@", filePath);
}
// 3.遍历指定目录下的文件和子目录,遍历其下的子目录
NSArray *fileArray3 = [fileManager subpathsAtPath:documentPath];
NSLog(@"fileArray3 = %@", fileArray3);
// 4.同3
NSArray *fileArray4 = [fileManager subpathsOfDirectoryAtPath:documentPath error:nil];
NSLog(@"fileArray4 = %@", fileArray4);