Extensions.Quantities.Quantity
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Classification
Name | Quantity |
Short Description | A numeral value which has a display unit associated with it. |
Class | Simple Data Type |
Base Data Type | SimpleType |
Default Value | A Quantity with a base value of 0.0 and a dimensionless unit. |
Provide a Literal | Yes |
SpecifiedBy | ISO 13209-3 |
Standard Compliant | Yes |
Description
A Quantity represents anumeral value which has a display unit associated with it. For instance, the value "5" is described more specifically by a Quantity that also contains information about the unit of the value, e.g. "5 km/h".
Literal
The syntax for Literals for complex data types will be used, a QuantityLiteral is the code representation of a value of type NumericQuantity.
Value = Literal
Core Conversion
The following table shows the rules for conversion to another data type:
Conversion | Result | Sample |
ToBoolean | Undefined (should not be used) | |
ToInteger | Returns the value of Quantity in integer value, float value will be truncated | Integer val = ToInteger(5.5 [@Unit, "BL_DataLibraMIB.odx", "km", 0]); // Returns 5 |
ToFloat | Returns the value of Quantity in float value | Float val = ToFloat(5.5 [@Unit, "BL_DataLibraMIB.odx", "km", 0]); // Returns 5.5 |
ToString | Returns the value of Quantity in string value | String s = ToString(5.5 [@Unit, "BL_DataLibraMIB.odx", "km", 0]); // Returns "5.5" |
ToByteField | Undefined (should not be used) |
Sample
Quantities.Quantity QuantityVariable = 5 [@Unit, "BL_DataLibraMIB.odx", "km/h", 0];