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Validates XML against schema.

Component Version macOS Windows Linux Server iOS SDK
XML 8.1 ✅ Yes ✅ Yes ✅ Yes ✅ Yes ✅ Yes
MBS( "XML.Validate"; XML; Schema { ; Flags } )   More


Parameter Description Example Flags
XML The XML to process.
Can be XML as text or the reference returned by XML.Parse function, so you can make several times changes to the XML without parsing it each time.
Schema The schema definition. $schema
Flags Various Flags.
Add 1 to ignore errors in xml and continue parsing. This may lead to not everything in the xml being read.
Add 8 to remove all namespaces before query to have queries easier.
0 Optional


Returns OK or error.


Validates XML against schema.
Please pass in XML (or reference number from XML.Parse) and a valid XSD schema.

Version 8.2 or newer will return list of errors, so you see them all.
This function may look into the current directory for referenced xml/xsd files. See Process.SetCurrentDirectory function.


Validate XML:

Set Variable [ $result; Value:MBS("XML.Validate"; XML Validation::XML; XML Validation::Schema; 0) ]

See also

Release notes

Example Databases

Blog Entries

This function checks for a license.

Created 6th February 2018, last changed 16th December 2021

XML.ToJSON - XML.ValidateFile