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incf-after   place &optional increment => original-value[Macro]

Purpose
Increment the value of place, returning the original value of place.

Package   :gbbopen-tools

Module   :gbbopen-tools

Arguments and values

place     A form which is suitable for use as a generalized reference
increment     A number (default is 1)
original-value     A number

Returns
The original value of place.

See also
    decf-after

Examples


  > (defparameter *x* 0)
  *x*
  > (incf-after *x*)
  0 
  > *x*
  1
  > (incf-after *x* 3)
  1
  > *x*
  4
  >

Note
Declared numeric and pseudo probability versions of incf-after are also provided: incf-after&, incf-after$&, incf-after$, incf-after$$, incf-after$$$, and incf-after%.


The GBBopen Project


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