Type Definition libxml::bindings::xmlXPathFunction

type xmlXPathFunction = Option<unsafe extern "C" fn(ctxt: xmlXPathParserContextPtr, nargs: c_int)>;

xmlXPathFunction: @ctxt: the XPath interprestation context @nargs: the number of arguments

An XPath function. The arguments (if any) are popped out from the context stack and the result is pushed on the stack.