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| author | Daniel Chetlin <daniel@chetlin.com> | 2000-08-17 20:13:36 -0700 |
|---|---|---|
| committer | Jarkko Hietaniemi <jhi@iki.fi> | 2000-08-18 13:13:26 +0000 |
| commit | 194e7b382bb28b53644a2ea16df2fe5fda9ad386 (patch) | |
| tree | 40f57ef2f471618788fb5c050dd77b0cd719ca99 | |
| parent | 9fda99eb1f70da0c34e34102a2f16c904fd94c25 (diff) | |
| download | perl-194e7b382bb28b53644a2ea16df2fe5fda9ad386.tar.gz | |
perlfunc.pod -- clarifying sprintf array argument issues
Message-ID: <20000818031336.B14165@ilmd.chetlin.org>
p4raw-id: //depot/perl@6695
| -rw-r--r-- | pod/perlfunc.pod | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/pod/perlfunc.pod b/pod/perlfunc.pod index cef469fb32..fd724a1704 100644 --- a/pod/perlfunc.pod +++ b/pod/perlfunc.pod @@ -4414,6 +4414,12 @@ numbers, and even then only the standard modifiers are allowed). As a result, any non-standard extensions in your local C<sprintf> are not available from Perl. +Unlike C<printf>, C<sprintf> does not do what you probably mean when you +pass it an array as your first argument. The array is given scalar context, +and instead of using the 0th element of the array as the format, Perl will +use the count of elements in the array as the format, which is almost never +useful. + Perl's C<sprintf> permits the following universally-known conversions: %% a percent sign |