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-rw-r--r--doc/if.n13
1 files changed, 9 insertions, 4 deletions
diff --git a/doc/if.n b/doc/if.n
index 524f7a6..d80c684 100644
--- a/doc/if.n
+++ b/doc/if.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: if.n,v 1.9 2007/12/13 15:22:32 dgp Exp $
+'\" RCS: @(#) $Id: if.n,v 1.10 2008/10/17 10:22:25 dkf Exp $
'\"
.so man.macros
.TH if n "" Tcl "Tcl Built-In Commands"
@@ -40,12 +40,15 @@ The return value from the command is the result of the body script
that was executed, or an empty string
if none of the expressions was non-zero and there was no \fIbodyN\fR.
.SH EXAMPLES
+.PP
A simple conditional:
+.PP
.CS
\fBif\fR {$vbl == 1} { puts "vbl is one" }
.CE
.PP
With an \fBelse\fR-clause:
+.PP
.CS
\fBif\fR {$vbl == 1} {
puts "vbl is one"
@@ -55,6 +58,7 @@ With an \fBelse\fR-clause:
.CE
.PP
With an \fBelseif\fR-clause too:
+.PP
.CS
\fBif\fR {$vbl == 1} {
puts "vbl is one"
@@ -67,16 +71,17 @@ With an \fBelseif\fR-clause too:
.PP
Remember, expressions can be multi-line, but in that case it can be a
good idea to use the optional \fBthen\fR keyword for clarity:
+.PP
.CS
\fBif\fR {
- $vbl == 1 || $vbl == 2 || $vbl == 3
+ $vbl == 1
+ || $vbl == 2
+ || $vbl == 3
} \fBthen\fR {
puts "vbl is one, two or three"
}
.CE
-
.SH "SEE ALSO"
expr(n), for(n), foreach(n)
-
.SH KEYWORDS
boolean, conditional, else, false, if, true