MarkLogic Server 11.0 Product Documentation
TypeInfo.isDerivedFrom

TypeInfo.isDerivedFrom(
   uri as String?,
   localname as String,
   flag as Number
) as String

Whether this type is derived from a named type by the selected methods.

Parameters
uri	The namespace URI of the target type.
localname	The local name of the target type.
flag	Flags indicating what derivation methods are permitted. The value should be the or-ing together of: 1 restriction 2 extension 4 union 8 list A flag value of 0 means that all methods are allowed.

cts.doc("example.xml").getElementsByTagName("uid").schemaTypeInfo.
  isDerivedFrom("http://www.w3.org/2001/XMLSchema", "unsignedLong", 1)

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MarkLogic Server 11.0 Product DocumentationTypeInfo.isDerivedFrom