我正在嘗試使用python和BeautifulSoup獲取行內樣式元素的高度值,我設法獲取具有特定類的所有div,但無法弄清楚如何獲取下面輸出的行內樣式=高度值是我的代碼到目前為止。
import requests
from bs4 import BeautifulSoup
URL = "https://exampleonly.org/"
page = requests.get(URL)
soup = BeautifulSoup(page.content, "html.parser")
samples = soup.find_all("div", {"class": "example"})
for sample in samples:
print(sample)
我的輸出在下面
<div class="example" style="height: 50%;"></div>
<div class="example" style="height: 20%;"></div>
<div class="example" style="height: 40%;"></div>
現在我想要得到的是 50%、20% 和 40% 的值。
uj5u.com熱心網友回復:
您可以將類和屬性選擇器組合到目標元素,然后提取樣式屬性。使用 re 提取所需的值:
from bs4 import BeautifulSoup as bs
import re
html = '''
<div style="height: 50%;"></div>
<div style="height: 20%;"></div>
<div style="height: 40%;"></div>
'''
soup = bs(html, 'lxml')
for i in soup.select('.example[style*=height]'):
print(re.search(r'(\d %)', i['style']).group(1))
uj5u.com熱心網友回復:
from bs4 import BeautifulSoup
html = '''<div style="height: 50%;"></div>
<div style="height: 20%;"></div>
<div style="height: 40%;"></div>'''
soup = BeautifulSoup(html, 'lxml')
goal = [x['style'].split()[1][:-1] for x in soup.select('.example')]
print(goal)
輸出:
['50%', '20%', '40%']
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