蝸牛愛課－ iOS中plist的創建，數據寫入與讀取

iOS中plist的創建，數據寫入與讀取功能創建一個test.plist文件
-(void)triggerStorage
{
    NSArray *paths=NSSearchPathForDirectoriesInDomains(NSDocumentDirectory,NSUserDomainMask,YES);
    NSString *path=[paths    objectAtIndex:0];  
    NSString *filename=[path stringByAppendingPathComponent:@"test.plist"];   //獲取路徑
    NSDictionary* dic2 = [NSDictionary dictionaryWithContentsOfFile:filename];  //讀取數據
   NSLog(@"dic2 is:%@",dic2); 
 
   //創建一個dic，寫到plist文件里
    NSDictionary* dic = [NSDictionary dictionaryWithObjectsAndKeys:displayLabel.text,@"IP",nil]; //寫入數據
    [dic writeToFile:filename atomically:YES];   



    //讀文件
    NSDictionary* dic2 = [NSDictionary dictionaryWithContentsOfFile:filename];
    NSLog(@"dic is:%@",dic2);
}

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