The function parses the XML document in the file named filename and returns an object of class "Dom document", having the properties as listed above. The file is accessed read-only.
Optional parameter mode can be used to change the behavior of this function. It was added in PHP 4.3.0. You can use one of the following constants for it: DOMXML_LOAD_PARSING (default), DOMXML_LOAD_VALIDATING or DOMXML_LOAD_RECOVERING. You can add to it also DOMXML_LOAD_DONT_KEEP_BLANKS, DOMXML_LOAD_SUBSTITUTE_ENTITIES and DOMXML_LOAD_COMPLETE_ATTRS by bitwise or.
If the error parameter is used, it will contain the error messages. error must be passed in by reference. The parameter was added in PHP 4.3.0.