xml validate

Validate XML documents. More information: http://xmlstar.sourceforge.net/docs.php.

• Validate one or more XML documents for well-formedness only:
  xml validate {{path/to/input1.xml|URI}} {{input2.xml ...}}
• Validate one or more XML documents against a Document Type Definition (DTD):
  xml validate --dtd {{path/to/schema.dtd}} {{path/to/input1.xml|URI}} {{input2.xml ...}}
• Validate one or more XML documents against an XML Schema Definition (XSD):
  xml validate --xsd {{path/to/schema.xsd}} {{path/to/input1.xml|URI}} {{input2.xml ...}}
• Validate one or more XML documents against a Relax NG schema (RNG):
  xml validate --relaxng {{path/to/schema.rng}} {{path/to/input1.xml|URI}} {{input2.xml ...}}
• Display help for the validate subcommand:
  xml validate --help