pod 'YTTHpplePlus'

- (void)testSetAttr {
    NSArray *imgs = [self.doc searchWithXPathQuery:@"//img"];
    
    for (TFHppleElement* element in imgs) {
        NSString* raw = element.raw;
        NSString* tagName = element.tagName;
        NSString* content = element.content;
        NSDictionary* attributes = element.attributes;
        
        NSString* src = [element objectForKey:@"src"];
        
    }
    
    // 设置第一个元素的属性
    if (imgs.count > 0) {
        TFHppleElement* element = imgs.firstObject;
        [self.doc setOrUpdateAttribute:@{@"width": @"13131"} inElement:element];
    }
    
    [self.doc exportXmlDoc];
    
    NSLog(@"=");
}

- (void)testSetContent {
    NSArray *paragraphes = [self.doc searchWithXPathQuery:@"//p"];
    if (paragraphes.count) {
        TFHppleElement* element = paragraphes.firstObject;
        [self.doc setOrUpdateContent:@"这个是更新替换后的内容" inElement:element];
    }
    
    [self.doc exportXmlDoc];
}

- (void)testRemoveNode {
    NSArray *paragraphes = [self.doc searchWithXPathQuery:@"//p"];
    if (paragraphes.count) {
        TFHppleElement* element = paragraphes.firstObject;
        [self.doc deleteElement:element];
    }
    
    [self.doc exportXmlDoc];
}

// 增删改查操作
NSString* exportedHtmlStr = [self.doc exportXmlDoc];

            NSRegularExpression *regularExpression = [NSRegularExpression regularExpressionWithPattern:@"<script.*</script>" options:0 error:nil];
            content  = [regularExpression stringByReplacingMatchesInString:content options:0 range:NSMakeRange(0, content.length) withTemplate:@""];

<script src="../js/news-script.js">var abcd;</script>

    htmlString = [htmlString stringByReplacingOccurrencesOfString:@"<![CDATA[var abcd;]]>" withString:@""];