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FUNCTION xpfAddToAggrIfNotInAggr (aggr : AGGREGATE OF GENERIC; elementelementValue : GENERIC) inserted : BOOLEAN; |
Use this function to add an instance to aggregate (or append) the given 'elementValue' to the specified aggregate 'aggr' if the aggregate does not have an element with the same instance.
xpfAddToAggrIfNotInAggr(aggr, element) for instances and aggregate of instances performs the same as the following statements:IF NOT (inst IN aggr) THEN aggr ++ inst; END_IF;value.
Arguments
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| Type | Name | Comment | |||
| AGGREGATE OF GENERIC | aggrId | Any aggregate of some instances, that requires to be unique | GENERIC | instanceId | instance id of new element type except ARRAY. The aggregate elements data type must be compatible with the data type of the argument 'elementValue'. If the aggregate is a LIST, the actual 'elementValue' will be appended to the list. |
| GENERIC | elementValue | The value to add to the aggregate if the actual value does not exist in the aggregate. The 'elementValue' can be any of the following data types: sdaiINSTANCE, sdaiINTEGER, sdaiREAL, sdaiSTRINGand "typed value" of sdaiINTEGER, sdaiREAL, sdaiSTRING |
Return Value
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| Type | Name | Comment |
| BOOLEAN | inserted | TRUE if the element was added |
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