- (void)_getSandBoxPath {

? ? NSArray *pathArray = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);

? ? NSString*cachesPath = [pathArray firstObject];

? ? NSFileManager *fileManger = [NSFileManager defaultManager];

? ? //創(chuàng)建文件夾

? ? NSString *dataPath = [cachesPath stringByAppendingPathComponent:@"HomeListData"];

? ? NSError *createError;

? ? [fileManger createDirectoryAtPath:dataPath withIntermediateDirectories:YES attributes:nil error:&createError];

? ? //創(chuàng)建文件

? ? NSString *listDataPath = [dataPath stringByAppendingPathComponent:@"listData"];

? ? NSData *listData = [@"abc" dataUsingEncoding:NSUTF8StringEncoding];

? ? [fileManger createFileAtPath:listDataPath contents:listData attributes:nil];

? ? //查詢文件

? ? __unused BOOL isExist = [fileManger fileExistsAtPath:listDataPath];

//? ? if (isExist) {

//? ? ? ? [fileManger removeItemAtPath:listDataPath error:nil];

//? ? }

? ? //更新文件

? ? NSFileHandle *fileHandle = [NSFileHandle fileHandleForUpdatingAtPath:listDataPath];

? ? [fileHandle seekToEndOfFile];

? ? [fileHandle writeData:[@"def" dataUsingEncoding:NSUTF8StringEncoding] error:nil];

? ? [fileHandle synchronizeFile];

? ? [fileHandle closeFile];

}