Returns aggregate value for specified meta-property, type out of all features in a collection. Optional parameter enables specifying output value type - either a single value or collection of values. Returns True if specified value types were found, otherwise returns False.


Namespace: FDF.Common.Features
Assembly: FDF.Common (in FDF.Common.dll)

Syntax

Visual Basic (Declaration)
PublicFunctionTryGetMetaPropertyAggregate(_
ByRefvalueAsObject, _
ByValmetaTypeAsFdoFeatureMetaPropertyType, _
Optional ByValasCollectionAsBoolean = False, _
Optional ByValtokenAsString = ","_
)AsBoolean
C#
publicboolTryGetMetaPropertyAggregate(
refobjectvalue,
FdoFeatureMetaPropertyTypemetaType,
[OptionalAttribute]boolasCollection,
[OptionalAttribute]stringtoken
)
C++
public:
boolTryGetMetaPropertyAggregate(
Object%value,
FdoFeatureMetaPropertyTypemetaType,
[OptionalAttribute]boolasCollection,
[OptionalAttribute]Stringtoken
)sealed
J#
publicboolTryGetMetaPropertyAggregate(
objectvalue,
FdoFeatureMetaPropertyTypemetaType,
/** @attribute OptionalAttribute() */boolasCollection,
/** @attribute OptionalAttribute() */stringtoken
)
JScript
public functionTryGetMetaPropertyAggregate(
value:Object,
metaType:FdoFeatureMetaPropertyType,
OptionalAttributeasCollection:bool,
OptionalAttributetoken:String
):bool

Parameters

value
Output value.
metaType
Meta-property type to return.
asCollection
If True, returns collection of values.
token
Separator character if returned value is not a collection.

See Also