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authordkf <donal.k.fellows@manchester.ac.uk>2005-12-19 10:05:24 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2005-12-19 10:05:24 (GMT)
commitb2d1f7871ac602e36507ea0beab5868e1af45733 (patch)
tree75e1eb907c5d60d86cce6b073d508eb3183fef82
parent9e980b0bde0e1bd6f6c549832502dcf9b5f6b623 (diff)
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Clarify doc of variable substitution
-rw-r--r--ChangeLog5
-rw-r--r--doc/Tcl.n5
2 files changed, 8 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog
index d1052e9..f645c5d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2005-12-19 Donal K. Fellows <donal.k.fellows@manchester.ac.uk>
+
+ * doc/Tcl.n: Clarify what is going on in variable substitution
+ following thread on comp.lang.tcl.
+
2005-12-18 Donal K. Fellows <donal.k.fellows@manchester.ac.uk>
* generic/tclCompCmds.c (TclCompileDictCmd): Ensure that we only do an
diff --git a/doc/Tcl.n b/doc/Tcl.n
index 919a24e..f886288 100644
--- a/doc/Tcl.n
+++ b/doc/Tcl.n
@@ -5,7 +5,7 @@
'\" See the file "license.terms" for information on usage and redistribution
'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
'\"
-'\" RCS: @(#) $Id: Tcl.n,v 1.12 2004/03/09 12:59:04 vincentdarley Exp $
+'\" RCS: @(#) $Id: Tcl.n,v 1.13 2005/12/19 10:05:29 dkf Exp $
'\"
.so man.macros
.TH Tcl n "8.5" Tcl "Tcl Built-In Commands"
@@ -87,7 +87,8 @@ characters between them.
There may be any number of command substitutions in a single word.
Command substitution is not performed on words enclosed in braces.
.IP "[8] \fBVariable substitution.\fR"
-If a word contains a dollar-sign (``$'') then Tcl performs \fIvariable
+If a word contains a dollar-sign (``$'') followed by one of the forms
+described below, then Tcl performs \fIvariable
substitution\fR: the dollar-sign and the following characters are
replaced in the word by the value of a variable.
Variable substitution may take any of the following forms: