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5.3 DUIM-Sheets Module

sheet-ancestor?

Generic function

Summary

Returns true if the specified sheet has the specified ancestor.

Signature

sheet-ancestor? sheet putative-ancestor => boolean

Arguments

sheet
An instance of type <sheet>.

putative-ancestor
An instance of type <sheet>.

Values

boolean
An instance of type <boolean>.

Library

duim-sheets

Module

duim-sheets

Description

Returns true if putative-ancestor is an ancestor of sheet.

See also

sheet?, page 348


Functional Developer Library Reference: DUIM - 3 Dec 1998

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