[TOC] ## BeautifulSoup-解析html >文档地址 [中文文档](https://www.crummy.com/software/BeautifulSoup/bs4/doc/index.zh.html) code ``` html_doc = """ <html><head><title>The Dormouse's story</title></head> <body> <p class="title"><b>The Dormouse's story</b></p> <p class="story"> Once upon a time there were three little sisters; and their names were <a href="http://example.com/elsie" class="sister" id="link1">Elsie</a>, <a href="http://example.com/lacie" class="sister" id="link2">Lacie</a> and <a href="http://example.com/tillie" class="sister1" id="link3">Tillie</a>; and they lived at the bottom of a well. </p> <p class="story">...</p> """ soup = bs4.BeautifulSoup(html_doc, "html.parser") print(soup.a) #打印<a class="sister" href="http://example.com/elsie" id="link1">Elsie</a> print(soup.a.string) #打印a标签的内容 print(soup.a['href']) #打印a标签的href属性的值 print(soup.find(id='link3')) print(soup.find('a',class_='sister')) #Python的class 有关键字所以加'_' print(soup.find_all('a',class_='sister')) print(soup.find('p',{'class','story'}).get_text()) print(soup.find_all("a",href=re.compile(r'^http://example.com'))) print(soup.find_all("input",type=re.compile('text'))) ```