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contains

container.Set.contains

(e E)
 => 
bool
[Redefinition of  Sequence.contains]
[Abstract feature]
does this set contain the given value?
Precondition
Inherited from Sequence.contains
pre
  T : property.equatable

redefines:

0.099dev (GIT hash 02118e9cbed77f3897084a4a507da3f11ac8881e)
last changed: 2026-09-02