xdmp.castableAs
xdmp.castableAs( namespace-uri as String, local-name as String, item as Item? ) as Boolean
Summary
Returns true if a value is castable. This is similar to the "castable as" XQuery predicate, except that the type is determined at runtime.
| Parameters | |
|---|---|
| namespace-uri | The namespace URI of the type. |
| local-name | The local-name of the type. |
| item | The item to be cast. |
Example
xdmp.castableAs(
"http://www.w3.org/2001/XMLSchema",
"integer",
"12")
=> true()