diff options
Diffstat (limited to 'doc/foreach.n')
| -rw-r--r-- | doc/foreach.n | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/doc/foreach.n b/doc/foreach.n index 654c0cf..fb075d3 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 |