hashtable? - check if an object is a hashtable
LIBRARY
(import (rnrs)) ;R6RS
(import (rnrs hashtables)) ;R6RS
SYNOPSIS
(hashtable? obj)
DESCRIPTION
Returns
#t
if
obj
is a hashtable,
#f
otherwise.
RETURN VALUES
Returns a single boolean object.
EXAMPLES
(hashtable? (make-eq-hashtable)) => #t
(hashtable? '()) => #f
ERRORS
This procedure can raise exceptions with the following condition types:
- &assertion (R6RS)
-
The wrong number of arguments was passed or an argument was outside its domain.
SEE ALSO
make-hashtable(3scm)
STANDARDS
R6RS,
SRFI-126
HISTORY
This procedure is new in R6RS. The most common hashtable library
in Scheme before R6RS was SRFI-69.
AUTHORS
This page is part of the
scheme-manpages
project.
It includes materials from the RnRS documents.
More information can be found at
https://github.com/schemedoc/manpages/
.
Markup created by unroff 1.0sc, March 04, 2023.