html-parsing

问题 We know there is a Jsoup library for android developers to parse html text, code etc. As I am new in flutter mobile app development I want to know if there is any library like Jsoup to parse html text,code from a web site in flutter. 回答1: You can parse a HTML string this way import ‘package:html/parser.dart’; //here goes the function String _parseHtmlString(String htmlString) { var document = parse(htmlString); String parsedString = parse(document.body.text).documentElement.text; return

问题 I am trying to scrape odds from a site that displays current odds from different agencies for an assignment on the effects of market competition. I am using Requests and BeautifulSoup to extract the relevant data. However after using: import requests from bs4 import BeautifulSoup url = "https://www.bestodds.com.au/odds/cricket/ICC-World-Twenty20/Sri-Lanka-v-Afghanistan_71992/" r=requests.get(url) Print(r.text) It does not print any odds, yet if I inspect the element on the page I can see them

问题 I am trying to scrape odds from a site that displays current odds from different agencies for an assignment on the effects of market competition. I am using Requests and BeautifulSoup to extract the relevant data. However after using: import requests from bs4 import BeautifulSoup url = "https://www.bestodds.com.au/odds/cricket/ICC-World-Twenty20/Sri-Lanka-v-Afghanistan_71992/" r=requests.get(url) Print(r.text) It does not print any odds, yet if I inspect the element on the page I can see them

问题 I have the following html: <h4>Testing</h4> <h3>Test</h3> <h3>Test2</h3> <h4>Testing2</h4> If I have the element <h3>Test2</h3> referenced in a variable, how can I find <h4>Testing</h4> ? The one before the referenced element, not after. 回答1: Use .previous_sibling: element.previous_sibling Or, .find_previous_sibling() to explicitly find the first preceding h4 tag: element.find_previous_sibling('h4') Demo: >>> from bs4 import BeautifulSoup >>> data = """ ... <h4>Testing</h4> ... <h3>Test</h3>

问题 Goal: I want to convert strings including React components into fully-functional JSX. The easier example, for which there are many solutions on Stack Overflow, is this: render() { let txt = "<span><b>Hello World!</b></span>"; return <div dangerouslySetInnerHTML={{__html: txt}}></div>; //---OR--- return ReactHtmlParser(txt); //using react-html-parser //---OR--- return parse(txt); //using html-react-parser } But if instead, let txt = "<MyComponent/>"; , where MyComponent is a custom React

问题 Goal: I want to convert strings including React components into fully-functional JSX. The easier example, for which there are many solutions on Stack Overflow, is this: render() { let txt = "<span><b>Hello World!</b></span>"; return <div dangerouslySetInnerHTML={{__html: txt}}></div>; //---OR--- return ReactHtmlParser(txt); //using react-html-parser //---OR--- return parse(txt); //using html-react-parser } But if instead, let txt = "<MyComponent/>"; , where MyComponent is a custom React

来源： https://stackoverflow.com/questions/9018474/return-single-item-from-element-with-simple-html-dom-parser

来源： https://stackoverflow.com/questions/9018474/return-single-item-from-element-with-simple-html-dom-parser

来源： https://stackoverflow.com/questions/9018474/return-single-item-from-element-with-simple-html-dom-parser

来源： https://stackoverflow.com/questions/38840221/beautifulsoup-how-does-findall-work