# xml-canonic > Make XML documents canonical. > More information: . - Make an XML document canonical, including comments (default): `xml canonic --with-comments {{path/to/input.xml|URI}} >{{path/to/output.xml}}` - Make an XML document canonical, without comments: `xml canonic --without-comments {{path/to/input.xml|URI}} >{{path/to/output.xml}}` - Exclusive XML canonicalization, using an XPATH from a file: `xml canonic --exc-with-comments {{path/to/input.xml|URI}} {{path/to/c14n.xpath}}` - Display help for `canonic` subcommand: `xml canonic --help`