The second parameter, name , contains the name of the element for which this handler is called. If case-folding is in effect for this parser, the element name will be in uppercase letters. The keys of this array are the attribute names, the values are the attribute values.
Attribute names are case-folded on the same criteria as element names.
Attribute values are not case-folded. The first key in the array was the first attribute, and so on. The second parameter, name , contains the name of the element for which this handler is called. If case-folding is in effect for this parser, the element name will be in uppercase letters. If a handler function is set to an empty string, or false , the handler in question is disabled.