Predicates are only used to index arrays and so must be integer expressions otherwise a schema definition error occurs. See Predicates section for XPath's use of predicates. Verify DPath's use of predicates is restricted to indexing arrays.
Predicates are only used to index arrays and so must be integer expressions otherwise a schema definition error occurs. See Predicates section for XPath's use of predicates. Verify DPath's use of predicates is restricted to indexing arrays.