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Returns the number of elements in the set.
Syntax
public int elements()
Run On
Called
Return Value
Type: int
The number of elements in the set.
Examples
The following example packs the contents of a set into a container. The elements method is used to test whether the set has any contents. If there are no contents, a null Nothing nullptr unit a null reference (Nothing in Visual Basic) container is returned.
public static container intSet2Con(Set _intSet)
{
SetEnumerator se;
container intCon;
;
if (!_intSet || !_intSet.elements())
{
return conNull();
}
se = _intSet.getEnumerator();
while (se.moveNext())
{
intCon += se.current();
}
return intCon;
}