Validating schema dating hygene

A note for people trying to validate complex schemas with PHP.It seems that libxml will not automatically try to import referenced schemas, but simply skip the validation if the schemas were not explicitly imported.

validating schema-59

So I wrote this:public static function validate($xml)The catch here is that the function only checks for the first error is LIBXML_ERR_FATAL, which would break XSL/XML compilation.

In my experience, the errors are returned by libxml_get_errors in descending severity, so this may be an OK thing to do.

They use a simple XML Schema definition to validate personnel data stored in an XML file.) At the end of this section, you'll also learn how to use an XML Schema definition to validate a document that contains elements from multiple namespaces.

To be notified of validation errors in an XML document, the following must be true: Because JAXP-compliant parsers are not namespace-aware by default, it is necessary to set the property for schema validation to work.

In our example we tried to validate an XML file against a schema with the namespace "xttp://" that contains a reference to the namespace "xttp://": which basically says that an xhtml-content element can contain any element from the rif-xhtml namespace.