Keep in mind that this method can't handle schemas in compact syntax!
(PHP 5, PHP 7, PHP 8)
DOMDocument::relaxNGValidate — Realiza una validación relaxNG del documento
$filename
): boolRealiza una validación » relaxNG del documento basándose en el esquema RNG dado.
filename
El fichero RNG.
Devuelve true
en caso de éxito o false
en caso de error.
Keep in mind that this method can't handle schemas in compact syntax!
It's worth noting that when validation fails this function also triggers a warning.
You can suppress the warning using the set_error_handler and restore_error_handler functions.