//
// ViewController.m
// iOS-文件夹操作-文件管理器(创建/删除/改名)-NSFileManager
//
// Created by YIem on 16/3/2.
// Copyright © 2016年 YIem. All rights reserved.
//

import "ViewController.h"

@interface ViewController ()

@end

@implementation ViewController

• (void)viewDidLoad {

  [super viewDidLoad];
  // Do any additional setup after loading the view, typically from a nib.
  self.view.backgroundColor = [UIColor greenColor];
  NSLog(@"%@", NSHomeDirectory());
    NSString *fileStr =  [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) lastObject];
  NSString *stuPath = [fileStr stringByAppendingPathComponent:@"stu.txt"];
  NSString *str = @"111111";
  [str writeToFile:stuPath atomically:YES encoding:NSUTF8StringEncoding error:nil];
  
  
  
  // 文件操作部分
  NSString *cachStr = [NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES)lastObject];
  
  NSString *cachPath = [cachStr stringByAppendingPathComponent:@"ace.txt"];
  
  // 创建文件管理器对象
  NSFileManager *fileManager = [NSFileManager defaultManager];
  // 将stu.txt 移动到cach文件夹下并且改名为ace.text
  [fileManager moveItemAtPath:stuPath toPath:cachPath error:nil];

  // 判断文件是否存在

  BOOL ret = [fileManager fileExistsAtPath:cachPath];
  NSLog(@"是否存在: %d", ret);
  // 拷贝文件

  // [fileManager copyItemAtPath:stuPath toPath:cachPath error:nil];

  // 删除文件

  // [fileManager removeItemAtPath:stuPath error:nil];

  }

• (void)didReceiveMemoryWarning {

  [super didReceiveMemoryWarning];
  // Dispose of any resources that can be recreated.

  }

@end