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authordkf <donal.k.fellows@manchester.ac.uk>2004-10-27 09:35:37 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2004-10-27 09:35:37 (GMT)
commit7ea5d4dbe8b82a86701cec95132a8a9557a5f105 (patch)
tree2f3f979845a50074bb8e2a0687cd98cb14ae6c26 /doc/break.n
parenta50314f88b2a6af554553927c9c0e590c0acf7dc (diff)
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Backport many doc fixes
Diffstat (limited to 'doc/break.n')
-rw-r--r--doc/break.n16
1 files changed, 13 insertions, 3 deletions
diff --git a/doc/break.n b/doc/break.n
index 32432eb..7f7462e 100644
--- a/doc/break.n
+++ b/doc/break.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: break.n,v 1.3 2000/09/07 14:27:46 poenitz Exp $
+'\" RCS: @(#) $Id: break.n,v 1.3.18.1 2004/10/27 09:35:38 dkf Exp $
'\"
.so man.macros
.TH break n "" Tcl "Tcl Built-In Commands"
@@ -21,7 +21,7 @@ break \- Abort looping command
.PP
This command is typically invoked inside the body of a looping command
such as \fBfor\fR or \fBforeach\fR or \fBwhile\fR.
-It returns a TCL_BREAK code, which causes a break exception
+It returns a \fBTCL_BREAK\fR code, which causes a break exception
to occur.
The exception causes the current script to be aborted
out to the innermost containing loop command, which then
@@ -29,9 +29,19 @@ aborts its execution and returns normally.
Break exceptions are also handled in a few other situations, such
as the \fBcatch\fR command, Tk event bindings, and the outermost
scripts of procedure bodies.
+.SH EXAMPLE
+Print a line for each of the integers from 0 to 5:
+.CS
+for {set x 0} {$x<10} {incr x} {
+ if {$x > 5} {
+ \fBbreak\fR
+ }
+ puts "x is $x"
+}
+.CE
.SH "SEE ALSO"
-catch(n), continue(n), for(n), foreach(n), while(n)
+catch(n), continue(n), for(n), foreach(n), return(n), while(n)
.SH KEYWORDS
abort, break, loop