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| author | dkf <donal.k.fellows@manchester.ac.uk> | 2005-12-19 10:09:49 (GMT) |
|---|---|---|
| committer | dkf <donal.k.fellows@manchester.ac.uk> | 2005-12-19 10:09:49 (GMT) |
| commit | 0fcea2c01171ef4f697d53c90bede2b315d49dd6 (patch) | |
| tree | cf562d1e3372f5ac5196ae3232fc0207b09a5ffd /doc/Tcl.n | |
| parent | 2be26782295e8963ba3080532c2ed3bd9aabb7e8 (diff) | |
| download | tcl-0fcea2c01171ef4f697d53c90bede2b315d49dd6.zip tcl-0fcea2c01171ef4f697d53c90bede2b315d49dd6.tar.gz tcl-0fcea2c01171ef4f697d53c90bede2b315d49dd6.tar.bz2 | |
Clarify specification of variable substitution
Diffstat (limited to 'doc/Tcl.n')
| -rw-r--r-- | doc/Tcl.n | 5 |
1 files changed, 3 insertions, 2 deletions
@@ -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: |