iOS: plist实例

 //
 //  main.m
 //  OSXDemo0601_plist
 //
 //  Created by yao_yu on 14-6-3.
 //  Copyright (c) 2014年 yao_yu. All rights reserved.
 //

 #import <Foundation/Foundation.h>

 BOOL isfile(NSString *path)
 {
     NSFileManager *fileManager = [NSFileManager defaultManager];
     BOOL isdir = NO;
     if ([fileManager fileExistsAtPath:path isDirectory: &isdir]) {
         return isdir == NO;
     }
     return NO;
 }

 BOOL isdir(NSString *path)
 {
     NSFileManager *fileManager = [NSFileManager defaultManager];
     BOOL isdir = NO;
     if ([fileManager fileExistsAtPath:path isDirectory: &isdir]) {
         return isdir == YES;
     }
     return NO;
 }

 int main(int argc, const char * argv[])
 {

     @autoreleasepool {
         //得到文档目录
         NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
         NSString *documentDir = [paths objectAtIndex:];

         //得到(创建)自定义数据目录
         NSString *testDir = [[documentDir stringByAppendingPathComponent:@"YY"] stringByAppendingPathComponent:@"Data"];
         NSFileManager *fileMan = [NSFileManager defaultManager];
         if (!isdir(testDir))
             [fileMan createDirectoryAtPath:testDir withIntermediateDirectories:YES attributes:nil error:nil];

         //创建plist文件, 序列化字典
         NSString * plistfile = [testDir stringByAppendingPathComponent:@"my.plist"];
         if (!isfile(plistfile))
         {
             NSMutableDictionary *a = [[NSMutableDictionary alloc] initWithObjectsAndKeys:@,@"A", @, @"B", nil];
             [a writeToFile:plistfile atomically:YES];
         }

         //读取plist文件, 反序列化
         NSMutableDictionary *plist = [NSMutableDictionary dictionaryWithContentsOfFile:plistfile];
         [plist setObject:@"中华人民共和国" forKey:@"国家"];
         NSLog(@"%@", plist);
     }
     return ;
 }