とあるページの要素分解 ref: http://qiita.com/paming/items/207641782b672222f401

file0.txt

    NSString *html_ = [NSString stringWithContentsOfURL:url
                                              encoding:NSUTF8StringEncoding
                                                 error:nil];
    NSString *html = [html_ stringByReplacingOccurrencesOfString:@"\n"
                                                              withString:@""];
    [UIApplication sharedApplication].networkActivityIndicatorVisible=NO;
    // 正規表現の中で.*?とやると最短マッチするらしい。
    NSRegularExpression *regexp = [NSRegularExpression regularExpressionWithPattern:@"<h5><a.*? href=\"(.*?)\".*?>(.*?)</a></h5>"
                                                                            options:0
                                                                              error:nil];
    NSArray *arr = [regexp matchesInString:html
                                   options:0
                                     range:NSMakeRange(0, html.length)];
    for (NSTextCheckingResult *match in arr) {
        NSString *str1=[html substringWithRange:[match rangeAtIndex:2]];
        NSString *str2=[html substringWithRange:[match rangeAtIndex:1]];
    }