第三方庫

1.TFHpple-master

html解析並且獲取內容

// 將html字符串轉爲
    NSData  *data = [html dataUsingEncoding:NSUTF8StringEncoding];
// 創建Hpple對象
   TFHpple *xpathParser = [[TFHpple alloc] initWithHTMLData:data];
// 搜索XPath尋找標籤
    NSArray *elements = [xpathParser searchWithXPathQuery:@"//p"];
    NSString *str = @"";
//取html的正文內容
    for (TFHppleElement *element in elements) {
        str = [NSString stringWithFormat:@"%@%@",str,[element content]];
    }