functx:precedes-not-ancestor
Whether an XML node precedes another without being its ancestor
Description
The functx:precedes-not-ancestor function returns a boolean value indicating whether $a precedes $b without being its ancestor. If either argument is the empty sequence the function returns false.
Parameters |
Description |
|---|---|
a:node() |
the first node |
b:node() |
the second node |
Examples
XPath |
Results |
|---|---|
functx:precedes-not-ancestor($in-xml//author[1],$in-xml//author[2]) |
true |
functx:precedes-not-ancestor($in-xml//author[1], $in-xml//author[1]/fName) |
false |
functx:precedes-not-ancestor($in-xml//author[2],$in-xml//author[1]) |
false |