From 5416f398e807d9ebd4ae8941a882bf7e3b073728 Mon Sep 17 00:00:00 2001 From: Kevin B Kenny Date: Sun, 10 Nov 2002 17:22:34 +0000 Subject: Added language to the Endekalogue to make it clear that substitutions always take place from left to right. [Bug #635644] --- ChangeLog | 6 ++++++ doc/Tcl.n | 10 +++++++++- 2 files changed, 15 insertions(+), 1 deletion(-) diff --git a/ChangeLog b/ChangeLog index 9cab6d3..4e4785e 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +2002-11-10 Kevin Kenny + + * doc/Tcl.n: Added language to the Endekalogue to make it clear + that substitutions always take place from left to right. [Bug + #635644] + 2002-11-06 Mo DeJong * changes: Note TclInExit TclInThreadExit changes. diff --git a/doc/Tcl.n b/doc/Tcl.n index 1277408..e8cc494 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 1.5 2002/10/10 16:11:01 dgp Exp $ +'\" RCS: @(#) $Id: Tcl.n,v 1.6 2002/11/10 17:22:35 kennykb Exp $ '\" .so man.macros .TH Tcl n "8.1" Tcl "Tcl Built-In Commands" @@ -190,6 +190,14 @@ processed entirely by the recursive call to the Tcl interpreter; no substitutions are performed before making the recursive call and no additional substitutions are performed on the result of the nested script. +.LP +Substitutions take place from left to right, and each substitution is +evaluated completely before attempting to evaluate the next. Thus, a +sequence like +.CS +set y [set x 0][incr x][incr x] +.CE +will always set the variable \fIy\fR to the value, \fI012\fR. .IP [11] Substitutions do not affect the word boundaries of a command. For example, during variable substitution the entire value of -- cgit v0.12