//获取文件路径 NSString *path = [[NSBundlemainBundle] pathForResource:@"user" ofType:@"plist"]; //获取数据 NSMutableDictionary* dict = [[NSMutableDictionaryalloc] initWithContentsOfFile:path]; NSString* object = [dict objectForKey:@"aaa"]; NSLog(object); //修改数据 NSMutableDictionary* dict = [[NSMutableDictionaryalloc] initWithContentsOfFile:path]; [dict setObject:textview.text forKey:@"bbb"]; [dict writeToFile:path atomically:YES];