IOS网址解析-demo

 网页内容解析 

 

- (void)regularStr:(NSString*)str{
    //imgurl, name,num,content,url
    NSString* pattern = @"fl_icn_g.*?src=\"(.*?)\".*?ml\">(.+?)<.+?\\((.+?)\\).*?\">(.*?)<.+?href.+?href=\"(.*?)\"";
    NSRegularExpression* regEx = [[NSRegularExpression alloc] initWithPattern:pattern options:NSRegularExpressionDotMatchesLineSeparators error:nil];
    [regEx enumerateMatchesInString:str options:0 range:NSMakeRange(0, str.length) usingBlock:^(NSTextCheckingResult* result, NSMatchingFlags flags,BOOL* stop){
        for (int i = 1; i < 6; i++) {
            NSString* tmp = [str substringWithRange:[result rangeAtIndex:i]];
            NSLog(@"%@",tmp);
        }
    }];
}

- (void)viewDidLoad
{
    [super viewDidLoad];
    NSURL* url = [NSURL URLWithString:@"http://bbs.3dmgame.com/forum.php?gid=441"];
    NSData* data = [NSData dataWithContentsOfURL:url];
    NSString* str = [[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding] autorelease];
    [self regularStr:str];

}

 

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