假设我有一个类似的列表:
<option value="Mango/20181106/UK">06/11/2018</option>,
<option value="Orange/20181104/CN">04/11/2018</option>,
<option value="Apple/20181031/CN">31/10/2018</option>,
<option value="Orange/20181028/CN">28/10/2018</option>,
我怎样才能只抓取那些选项值以“Orange”开头的选项?
我的部分代码:
url='myurl'
url_content = requests.get(url)
html_content = url_content.text
soup = BeautifulSoup(html_content, 'lxml')
soup2 = soup.find('div', class_="rowDiv5")
data = soup2.find('td', class_="tdAlignR")
options = data.find_all("option" )
最佳答案
使用 css 选择器和 ^ 运算符(表示属性值以以下开头)会更有效
from bs4 import BeautifulSoup as bs
html = """
<option value="Mango/20181106/UK">06/11/2018</option>,
<option value="Orange/20181104/CN">04/11/2018</option>,
<option value="Apple/20181031/CN">31/10/2018</option>,
<option value="Orange/20181028/CN">28/10/2018</option>
"""
soup = bs(html, 'lxml')
items = [item.text for item in soup.select('option[value^="Orange"]')]
关于python - 如何抓取具有特定选项值的选项,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/53905431/