t3x.org / sketchy / library / id.html
SketchyLISP
Reference
  Copyright (C) 2007
Nils M Holm

id

Conformance: SketchyLISP Extension

Purpose: Express identity.

Arguments:
X - datum.

Implementation:

(define (id x) x)

Example:

(id 'foo) 
=> foo

See also:
equal?, eqv?.