¿Cuáles son algunas bibliotecas o herramientas comunes de análisis y manipulación de HTML, XML y JSON?

HTML parsers are like interpreters for web pages. They read and understand the code (tags and content) of an HTML document and can: - Extract information: Get specific parts like titles, links, images, or text. - Modify the structure: Add, remove or change elements to edit the page. - Handle errors: Work even with poorly formatted or invalid HTML.

Common HTML parsing libraries/tools include BeautifulSoup (Python), Nokogiri (Ruby), and Jsoup (Java). For XML, popular choices are lxml (Python), Xerces (Java), and XML::LibXML (Perl). JSON manipulation libraries/tools like JSON.NET (C#), Jackson (Java), and Gson (Java) are widely used. These libraries simplify parsing and manipulation of respective formats, making it easier for developers to work with structured data in their chosen programming languages.

HTML parsers are tools that break down HTML code into an organized structure, making it easier to work with. They’re used for tasks like: i.Building a Structure: They turn HTML into a tree-like model called a DOM (Document Object Model). ii.Fixing Errors: They can correct small mistakes in HTML to keep everything readable. iii.Extracting Data: Ideal for web scraping, they help find and pull out specific information from a webpage. iv. Editing and Navigating: They make it simple to move through, add, or change elements in HTML. Popular options include BeautifulSoup for Python, DOMDocument for PHP, and Jsoup for Java.

An XML parser reads XML files and organizes the data so programs can easily use it. It helps by: i. Building a Structure: Turns XML into a tree format for easy access. ii. Finding Errors: Checks for mistakes in the XML syntax. iii. Data Access: Lets programs quickly find and use specific data. Common XML parsers include ElementTree for Python, DOMParser for JavaScript, and SimpleXML for PHP. XML parsers are used a lot in data exchange, APIs, and configuration files.

A JSON parser reads JSON (JavaScript Object Notation) data and converts it into a format that programs can use easily, typically as key-value pairs. JSON is widely used for data exchange, especially in web APIs. Main Functions: i. Data Conversion: Turns JSON text into usable data structures like dictionaries or objects. ii. Error Detection: Identifies issues in JSON syntax, like missing commas or brackets. iii. Data Access: Makes it easy to access and use specific values in the JSON data. Examples of JSON parsers include JSON.parse in JavaScript, json library in Python, and JSON.parse() in PHP. JSON parsers are essential for processing data in web applications and APIs.