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-rw-r--r--doc/foreach.n7
1 files changed, 6 insertions, 1 deletions
diff --git a/doc/foreach.n b/doc/foreach.n
index 949db4c..47488c7 100644
--- a/doc/foreach.n
+++ b/doc/foreach.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: foreach.n,v 1.10 2007/12/13 15:22:32 dgp Exp $
+'\" RCS: @(#) $Id: foreach.n,v 1.11 2008/10/17 10:22:25 dkf Exp $
'\"
.so man.macros
.TH foreach n "" Tcl "Tcl Built-In Commands"
@@ -51,8 +51,10 @@ The \fBbreak\fR and \fBcontinue\fR statements may be
invoked inside \fIbody\fR, with the same effect as in the \fBfor\fR
command. \fBForeach\fR returns an empty string.
.SH EXAMPLES
+.PP
This loop prints every value in a list together with the square and
cube of the value:
+.PP
.CS
'\" Maintainers: notice the tab hacking below!
.ta 3i
@@ -65,6 +67,7 @@ puts "Value\etSquare\etCube" ;# Neat-looking header
.PP
The following loop uses i and j as loop variables to iterate over
pairs of elements of a single list.
+.PP
.CS
set x {}
\fBforeach\fR {i j} {a b c d e f} {
@@ -75,6 +78,7 @@ set x {}
.CE
.PP
The next loop uses i and j to iterate over two lists in parallel.
+.PP
.CS
set x {}
\fBforeach\fR i {a b c} j {d e f g} {
@@ -85,6 +89,7 @@ set x {}
.CE
.PP
The two forms are combined in the following example.
+.PP
.CS
set x {}
\fBforeach\fR i {a b c} {j k} {d e f g} {