[ATLISP][Common Lisp HyperSpec (TM)] [Previous][Up][Next]


Function ARRAY-HAS-FILL-POINTER-P

Syntax:

array-has-fill-pointer-p array => generalized-boolean

Arguments and Values:

array---an array.

generalized-boolean---a generalized boolean.

Description:

Returns true if array has a fill pointer; otherwise returns false.

Examples:

 (array-has-fill-pointer-p (make-array 4)) =>  implementation-dependent
 (array-has-fill-pointer-p (make-array '(2 3))) =>  false
 (array-has-fill-pointer-p
   (make-array 8 
               :fill-pointer 2 
               :initial-element 'filler)) =>  true

Affected By: None.

Exceptional Situations:

Should signal an error of type type-error if its argument is not an array.

See Also:

make-array, fill-pointer

Notes:

Since arrays of rank other than one cannot have a fill pointer, array-has-fill-pointer-p always returns nil when its argument is such an array.


[Starting Points][Contents][Index][Symbols][Glossary][Issues]
Copyright 1996-2005, @lisp. All rights reserved.