Returns the decimal value of the specified Property from a [[Thing]]. If the Property is not present or its value is not of type decimal, returns null. If the Property has multiple decimal values, returns one of its values.
The [[Thing]] to read a decimal value from.
The Property whose decimal value to return.
A decimal value for the given Property if present, or null if the Property is not present or the value is not of type decimal.
Returns the decimal value of the specified Property from a [[Thing]]. If the Property is not present or its value is not of type decimal, returns null. If the Property has multiple decimal values, returns one of its values.