{"id":157,"date":"2023-03-29T10:09:14","date_gmt":"2023-03-29T02:09:14","guid":{"rendered":"https:\/\/mianka.xyz\/?p=156"},"modified":"2023-03-29T10:11:11","modified_gmt":"2023-03-29T02:11:11","slug":"python-selenium","status":"publish","type":"post","link":"https:\/\/www.mianka.xyz\/?p=157","title":{"rendered":"python selenium \u5f53\u524d\u9875\u9762\u5411\u4e0b\u6eda\u52a8\u600e\u4e48\u5199"},"content":{"rendered":"

\u4f7f\u7528 Selenium \u53ef\u4ee5\u901a\u8fc7\u6267\u884c JavaScript \u4ee3\u7801\u6765\u5b9e\u73b0\u9875\u9762\u4e0b\u62c9\u7684\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528 execute_script() \u65b9\u6cd5\u6765\u6267\u884c JavaScript \u4ee3\u7801\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u6f14\u793a\u5982\u4f55\u5728\u5f53\u524d\u9875\u9762\u4e0b\u62c9\uff1a<\/p>\n

from selenium import webdriver\ndriver = webdriver.Chrome('path\/to\/chromedriver')\n# \u6253\u5f00\u7f51\u9875\ndriver.get('https:\/\/www.example.com')\n# \u6267\u884c JavaScript \u4ee3\u7801\uff0c\u4f7f\u9875\u9762\u5411\u4e0b\u6eda\u52a8\ndriver.execute_script("window.scrollTo(0, document.body.scrollHeight);")\n# \u5173\u95ed webdriver\ndriver.quit()<\/pre>\n
\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0cexecute_script() \u65b9\u6cd5\u5c06 window.scrollTo(0, document.body.scrollHeight); \u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\uff0c\u8fd9\u662f\u4e00\u4e2a JavaScript \u4ee3\u7801\uff0c\u5b83\u5c06\u9875\u9762\u5411\u4e0b\u6eda\u52a8\u5230\u5e95\u90e8\u3002<\/p>\n
\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5176\u4ed6 JavaScript \u4ee3\u7801\u6765\u63a7\u5236\u9875\u9762\u7684\u6eda\u52a8\uff0c\u4f8b\u5982\uff1a<\/p>\n
<\/p>\n
# \u5411\u4e0b\u6eda\u52a8 500 \u50cf\u7d20\ndriver.execute_script("window.scrollBy(0, 500);")\n# \u5411\u4e0a\u6eda\u52a8 500 \u50cf\u7d20\ndriver.execute_script("window.scrollBy(0, -500);")\n# \u5c06\u9875\u9762\u6eda\u52a8\u5230\u6307\u5b9a\u5143\u7d20\nelement = driver.find_element_by_id('example')\ndriver.execute_script("arguments[0].scrollIntoView();", element)<\/pre>\n
\u8fd9\u4e9b JavaScript \u4ee3\u7801\u53ef\u4ee5\u5e2e\u52a9\u60a8\u66f4\u7cbe\u7ec6\u5730\u63a7\u5236\u9875\u9762\u7684\u6eda\u52a8\u884c\u4e3a\uff0c\u4ee5\u4fbf\u5b9e\u73b0\u60a8\u7684\u9700\u6c42\u3002<\/p>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4f7f\u7528 Selenium \u53ef\u4ee5\u901a\u8fc7\u6267\u884c JavaScript \u4ee3\u7801\u6765\u5b9e\u73b0\u9875\u9762\u4e0b\u62c9\u7684\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528 execute_script() \u65b9\u6cd5\u6765\u6267\u884c JavaScript \u4ee3\u7801\uff0c\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u6f14\u793a\u5982\u4f55\u5728\u5f53\u524d\u9875\u9762\u4e0b\u62c9\uff1a<\/p>\n
from selenium import webdriver\ndriver = webdriver.Chrome('path\/to\/chromedriver')\n# \u6253\u5f00\u7f51\u9875\ndriver.get('https:\/\/www.example.com')\n# \u6267\u884c JavaScript \u4ee3\u7801\uff0c\u4f7f\u9875\u9762\u5411\u4e0b\u6eda\u52a8\ndriver.execute_script("window.scrollTo(0, document.body.scrollHeight);")\n# \u5173\u95ed webdriver\ndriver.quit()<\/pre>\n
<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-157","post","type-post","status-publish","format-standard","hentry","category-pythonbiji"],"_links":{"self":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/posts\/157","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=157"}],"version-history":[{"count":0,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=\/wp\/v2\/posts\/157\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=157"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=157"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mianka.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}