iOS 获取本机可以存放文件的路径

//获得plist路径-(NSString*)getPlistPath{    //沙盒中的文件路径    NSArray *storeFilePath = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);    NSString *doucumentsDirectiory = [storeFilePath objectAtIndex:0];    //NSLog(@"---------------%@",storeFilePath);    NSString *plistPath =[doucumentsDirectiory stringByAppendingPathComponent:@"carlist.plist"];       //根据需要更改文件名    return plistPath; //返回公共文档文件夹下 plist文件位置}

NSDocumentDirectory