.plist

NSString *path = nil;

path = [[NSBundle mainBundle] pathForResource:@"AreaBBSPlist" ofType:@"plist"];

NSArray *pathArray = [NSArray arrayWithContentsOfFile:path];

for (int i=‘A‘; i<=‘Z‘; i++) {

NSMutableArray *arr = [[NSMutableArray alloc] init];

for (NSDictionary *dict in pathArray) {

if ([[dict objectForKey:@"firstletter"] isEqualToString:[NSString stringWithFormat:@"%c",i]]) {

[arr addObject:dict];

}

}

if (arr.count) {

[_dataArray addObject:arr];

}

[arr release];

}

// Do any additional setup after loading the view.

}