Package: xpath-sys

Function environment-find-function

Lambda List

environment-find-function (environment local-name uri)


  • environment -- an XPath environment object
  • local-name -- local part of expanded-name of the function
  • uri -- namespace URI of the function

Return Value

an XPath function or nil if it cannot be found


Finds an XPath function by local-name and uri.

XPath function is a Lisp function that takes zero or more "thunks" as its arguments (corresponding to XPath expressions passed as function arguments) and returns a new "thunk". A "thunk" is a function that takes an instance of context as its argument and returns the value of one of XPath types.

See also