(title)  role Positional 

    role Positional { ... }

 

Role for objects which support indexing them using postcircumfix:«[ ]» (usually list-like objects). Example types with Positional role include L<Parcel>, L<List>, L<Array>, L<Range>, and L<Buf>.

(head2)  of 

    method of()

 

Returns the type constraint for elements of the positional container. Defaults to L<Mu>.