class FunctionNode extends

Specificity getSpecificity()

class EmptyStringParser implements

NodeInterface getSelector()

XPathExpr addFunction(

int getRemainingLength() Return Value int

static array parseSeries(array $tokens) Parses the arguments for ":nth-child()" and

XPathExpr join(string $combiner

bool isIdentifier() Return Value bool

callable[] getNodeTranslators() Returns node translators. These callables will receive