Well, document.body.innerHTML works only when the page has <body>...</body> tag in the page. But if the page loading is interrupted due to 开发者_如何学编程any reason, the page will have <body> tag but no </body> tag. So, document.body.innerHTML will not work. How to get the HTML code of the page??
Each document has a root element, even if there is no body. So document.documentElement.innerHTML should always work.
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
加载中,请稍侯......
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