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1.148 Set

Defined in namespace Smalltalk
Superclass: HashedCollection
Category: Collections-Unordered
I am the typical set object; I also known how to do arithmetic on my instances.

1.148.1 Set: arithmetic  (instance)
1.148.2 Set: awful ST-80 compatibility hacks  (instance)
1.148.3 Set: comparing  (instance)


1.148.1 Set: arithmetic

& aSet
Compute the set intersection of the receiver and aSet.

+ aSet
Compute the set union of the receiver and aSet.

- aSet
Compute the set difference of the receiver and aSet.


1.148.2 Set: awful ST-80 compatibility hacks

findObjectIndex: object
Tries to see if anObject exists as an indexed variable. As soon as nil or anObject is found, the index of that slot is answered


1.148.3 Set: comparing

< aSet
Answer whether the receiver is a strict subset of aSet

<= aSet
Answer whether the receiver is a subset of aSet

> aSet
Answer whether the receiver is a strict superset of aSet

>= aSet
Answer whether the receiver is a superset of aSet



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