chickadee » sxpath » ntype??

Takes a type criterion and returns a function, which, when applied to a node, will tell if the node satisfies the test.

 ntype?? :: Crit -> Node -> Boolean

The criterion crit is one of the following symbols:

@

tests if the Node is an attributes-list

*

tests if the Node is an Element

*text*

tests if the Node is a text node

*data*

tests if the Node is a data node (text, number, boolean, etc., but not pair)

*PI*

tests if the Node is a processing instructions node

*COMMENT*

tests if the Node is a comment node

*ENTITY*

tests if the Node is an entity node

*any*

#t for any type of Node

other symbol

tests if the Node has the right name given by the symbol

((ntype?? 'div) '(div (@ (class "greeting")) "hi"))
 => #t

((ntype?? 'div) '(span (@ (class "greeting")) "hi"))
 => #f

((ntype?? '*) '(span (@ (class "greeting")) "hi"))
 => #t