sis:hasValue

Scientific decimal format for numerical values.

The related type in the XML serialization for this datatype property is an xs:double restricted by the following regular expression: "[-+]?((\d*\.\d+)|(\d+\.\d*)|(\d+\.?))([Ee][-+]?\d+)?|NaN"

https://www.ptb.de/si/v2.2.1/SI_Format.xsd#decimalType

has numerical value

hat numerischen Wert