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authorGurusamy Sarathy <gsar@cpan.org>2000-03-17 16:45:34 +0000
committerGurusamy Sarathy <gsar@cpan.org>2000-03-17 16:45:34 +0000
commitb9c62f5bd2be329234f46e9e65cc9ed3b85e615b (patch)
tree9876d10a58d62cf76e6abbf5d6bfa7196f2e8a34 /pod/perldata.pod
parent2773b0134e92133071e6a6e343073023a65dd4d0 (diff)
downloadperl-b9c62f5bd2be329234f46e9e65cc9ed3b85e615b.tar.gz
tweak perldata section on v-strings
p4raw-id: //depot/perl@5785
Diffstat (limited to 'pod/perldata.pod')
-rw-r--r--pod/perldata.pod9
1 files changed, 7 insertions, 2 deletions
diff --git a/pod/perldata.pod b/pod/perldata.pod
index 6ffd38c817..3e10e6f3d4 100644
--- a/pod/perldata.pod
+++ b/pod/perldata.pod
@@ -275,7 +275,6 @@ integer formats:
0xff # hex
0377 # octal
0b011011 # binary
- v102.111.111 # string (made of characters "f", "o", "o")
String literals are usually delimited by either single or double
quotes. They work much like quotes in the standard Unix shells:
@@ -332,7 +331,13 @@ readable interpolation form C<"\x{1}\x{14}\x{12c}\x{fa0}">. This is useful
for representing Unicode strings, and for comparing version "numbers"
using the string comparison operators, C<cmp>, C<gt>, C<lt> etc.
If there are two or more dots in the literal, the leading C<v> may be
-omitted. Such literals are accepted by both C<require> and C<use> for
+omitted.
+
+ print v9786; # prints UTF-8 encoded SMILEY, "\x{263a}"
+ print v102.111.111; # prints "foo"
+ print 102.111.111; # same
+
+Such literals are accepted by both C<require> and C<use> for
doing a version check. The C<$^V> special variable also contains the
running Perl interpreter's version in this form. See L<perlvar/$^V>.