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authordkf <donal.k.fellows@manchester.ac.uk>2005-12-19 10:09:49 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2005-12-19 10:09:49 (GMT)
commit0fcea2c01171ef4f697d53c90bede2b315d49dd6 (patch)
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Clarify specification of variable substitution
Diffstat (limited to 'doc/Tcl.n')
-rw-r--r--doc/Tcl.n5
1 files changed, 3 insertions, 2 deletions
diff --git a/doc/Tcl.n b/doc/Tcl.n
index af6bd69..e497a06 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 1.9 2003/02/01 19:48:23 kennykb Exp $
+'\" RCS: @(#) $Id: Tcl.n,v 1.9.2.1 2005/12/19 10:09:50 dkf Exp $
'\"
.so man.macros
.TH Tcl n "8.1" Tcl "Tcl Built-In Commands"
@@ -76,7 +76,8 @@ 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 "[7] \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: