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SYNTAX:
xpfCastValue (value : GENERIC;
newDatatype : INTEGER)
castedValue : GENERIC;
To be completed
The function xpfCastValue
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FUNCTION xpfCastValue (value : GENERIC;
newDatatype : INTEGER)
castedValue : GENERIC;
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Use this function to cast a value to another type avoiding run-time conflicts in assignments. E.g. from INTEGER to xpxDateTime and back, from Instance or aggregate Id to INTEGER and back, LOGICAL to BOOLEAN, REAL to INTEGER, INTEGER to STRING, etc. See also specialized functions like xpfIntegerToInstanceId, xpfIntegerToAggregateId, xpfStringToInteger, etc.
Arguments
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| Type | Name | Comment |
| GENERIC | value | comments |
| INTEGER | newDatatype | predefined constants that used to specify required result primitive datatype: xpxDateTime, xpxInteger, xpxString, xpxBoolean, xpxLogical, xpxInstance, xpxAggregate etc. |
Return Value
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| Type | Name | Comment |
| GENERIC | castedValue | comments |
Options
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Example
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IF xpfCastValue(activity.start, XPXINTEGER) > xpfCastValue(activity.finish, XPXINTEGER) THEN xpxThrow; END_IF; -- where activity.start and activity.finish both are _DATETIME type and can not be compared directly |
See also
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