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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 1a3b2b6..89a11f6 100644
--- a/doc/foreach.n
+++ b/doc/foreach.n
@@ -49,8 +49,10 @@ 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
@@ -63,6 +65,7 @@ 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} {
@@ -73,6 +76,7 @@ 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} {
@@ -83,6 +87,7 @@ 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} {
@@ -96,4 +101,4 @@ set x {}
for(n), while(n), break(n), continue(n)
.SH KEYWORDS
-foreach, iteration, list, looping
+foreach, iteration, list, loop