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IDL Reference Guide: iTools Object Classes |
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The IDLitData::GetByType function method returns all contained objects of the specified iTool data type.
Result = Obj->[IDLitData::]GetByType(Type[, COUNT=variable])
Returns an object array containing references to the contained data objects that are of the iTool data type specified by Type. If no objects matching Type exist, a null object reference is returned.
A string containing the iTool data type to search for in the data hierarchy rooted by this data container.
Set this keyword equal to a named variable that will contain the number of valid objects returned by this method.
IDL Online Help (March 06, 2007)