From 01987c093e2cfbd46115cc58e4ff9f789efb9d0d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Hugo=20H=C3=B6rnquist?= Date: Thu, 7 Sep 2023 18:03:40 +0200 Subject: Enable let-env to unset variables. --- doc/ref/guile/util.texi | 3 +++ 1 file changed, 3 insertions(+) (limited to 'doc/ref/guile/util.texi') diff --git a/doc/ref/guile/util.texi b/doc/ref/guile/util.texi index 72463407..7536a9bc 100644 --- a/doc/ref/guile/util.texi +++ b/doc/ref/guile/util.texi @@ -315,6 +315,9 @@ Converts @var{any} to a string, as per @var{display}. @defmac let-env bindings body ... Similar to @var{let}, but sets environment variables for the code in body. Restores the old values once we leave. + +A variable can also be removed from the environment, by setting its +value to @code{#f}. @end defmac @defmac catch* thunk (symbol proc) ... -- cgit v1.2.3