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On this page you find all important commands for the CLI tool xmllint. If the
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xmllint
xmllint is a powerful command-line tool used for various XML-related tasks and operations.
- It is a part of the libxml2 library, developed primarily for parsing, validating, and manipulating XML documents.
- xmllint supports various functionalities such as checking well-formedness, validating against a DTD (Document Type Definition), and validating against an XML schema.
- It is written in C programming language and is available on multiple platforms including Linux, macOS, and Windows.
- With xmllint, you can easily check if an XML document is well-formed or not, which ensures that it adheres to the XML syntax rules.
- It can be used to perform DTD validation, which ensures that the XML document conforms to a specific DTD specified in the document.
- Additionally, xmllint supports validating an XML document against an XML schema, which provides a more robust way of defining the structure and constraints of an XML document.
- It can also transform an XML document using XSLT (Extensible Stylesheet Language Transformations) stylesheets.
- xmllint is widely used for troubleshooting XML issues and debugging XML-related problems in various software applications.
- It provides detailed error messages, highlighting the specific location and type of errors encountered during parsing or validation.
- As a command-line tool, xmllint is highly scriptable and can be easily integrated into automated workflows or used in conjunction with other tools for efficient XML processing and analysis.
List of commands for xmllint:
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xmllint:tldr:43c25 xmllint: Return human-readable (indented) XML from file.$ xmllint --format ${source_file-xml}try on your machineexplain this command
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xmllint:tldr:4a91c xmllint: Return the contents of the first node named "foo" as a string.$ xmllint --xpath "string(//${foo})" ${source_file-xml}try on your machineexplain this command
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xmllint:tldr:7ac8f xmllint: Validate XML against DTD schema hosted online.$ xmllint --dtdvalid ${URL} ${source_file-xml}try on your machineexplain this command
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xmllint:tldr:8ffbc xmllint: Return the href attribute of the second anchor element in an HTML file.$ xmllint --html --xpath "string(//a[2]/@href)" webpage.xhtmltry on your machineexplain this command
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xmllint:tldr:a7cb7 xmllint: Return all nodes (tags) named "foo".$ xmllint --xpath "//${foo}" ${source_file-xml}try on your machineexplain this command
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xmllint:tldr:ac6c8 xmllint: Check that an XML file meets the requirements of its DOCTYPE declaration.$ xmllint --valid ${source_file-xml}try on your machineexplain this command