From 75cafccc0a11493ce669a6372d57ef89a801b189 Mon Sep 17 00:00:00 2001
From: Peter Stephenson
Date: Sun, 31 May 2015 16:39:22 +0100
Subject: 35343: Avoid $#name length handling for POSIX_IDENTIFIERS
---
Doc/Zsh/expn.yo | 7 +++++++
1 file changed, 7 insertions(+)
(limited to 'Doc/Zsh/expn.yo')
diff --git a/Doc/Zsh/expn.yo b/Doc/Zsh/expn.yo
index afd6b1ff9..7d4e6fccb 100644
--- a/Doc/Zsh/expn.yo
+++ b/Doc/Zsh/expn.yo
@@ -777,6 +777,13 @@ This has the side-effect that joining is skipped even in quoted
forms, which may affect other sub-expressions in var(spec).
Note that `tt(^)', `tt(=)', and `tt(~)', below, must appear
to the left of `tt(#)' when these forms are combined.
+
+If the option tt(POSIX_IDENTIFIERS) is not set, and var(spec) is a
+simple name, then the braces are optional; this is true even
+for special parameters so e.g. tt($#-) and tt($#*) take the length
+of the string tt($-) and the array tt($*) respectively. If
+tt(POSIX_IDENTIFIERS) is set, then braces are required for
+the tt(#) to be treated in this fashion.
)
item(tt(${^)var(spec)tt(}))(
pindex(RC_EXPAND_PARAM, toggle)
--
cgit 1.4.1