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authorColin Kuskie <ckuskie@cadence.com>1998-08-26 07:53:01 -0700
committerGurusamy Sarathy <gsar@cpan.org>1998-09-24 09:04:43 +0000
commitc380484f921807e7089fef0177d59fe87df2f0ee (patch)
treecbdf5f5d446f05d744c3da97f1e6357de1174f55 /pod/perlform.pod
parentd37908890678cc520478783c272a10631e81a5d0 (diff)
downloadperl-c380484f921807e7089fef0177d59fe87df2f0ee.tar.gz
perlform.pod
Message-ID: <Pine.GSO.3.96.980826143507.3258K-100000@pdxmail.cadence.com> p4raw-id: //depot/perl@1876
Diffstat (limited to 'pod/perlform.pod')
-rw-r--r--pod/perlform.pod9
1 files changed, 9 insertions, 0 deletions
diff --git a/pod/perlform.pod b/pod/perlform.pod
index 6b65e04303..b2c87fa9b0 100644
--- a/pod/perlform.pod
+++ b/pod/perlform.pod
@@ -335,3 +335,12 @@ cannot be controlled by C<use locale> because the pragma is tied to the
block structure of the program, and, for historical reasons, formats
exist outside that block structure. See L<perllocale> for further
discussion of locale handling.
+
+Inside of an expression, the whitespace characters \n, \t and \f are
+considered to be equivalent to a single space. Thus, you could think
+of this filter being applied to each value in the format:
+
+ $value =~ tr/\n\t\f/ /;
+
+The remaining whitespace character, \r, forces the printing of a new
+line if allowed by the picture line.