=RelaxNG Validation=
{{Mark|Introduced with Version 8.3}}:
Checks whether an XML document validates against a RelaxNG schema. The input document and the schema can be specified as:
==validate:rng==
{{Mark|Introduced with Version 8.3}}:
{| width='100%'
==validate:rng-info==
{{Mark|Introduced with Version 8.3}}:
{| width='100%'
==validate:rng-report==
{{Mark|Introduced with Version 8.3}}:
{| width='100%'