diff options
| author | Chip Salzenberg <chip@perl.com> | 1996-12-31 18:32:43 +1200 |
|---|---|---|
| committer | Chip Salzenberg <chip@atlantic.net> | 1997-03-07 04:01:12 +1200 |
| commit | 6aa7c346415b0ad2478149a74e4c47f4ab7402e0 (patch) | |
| tree | bd4e0075c6f25567bea1ee4a4ba9fcdca70ef679 /pod/perlform.pod | |
| parent | 352854faa96220dc606ddd97e35f71abcccd4314 (diff) | |
| download | perl-6aa7c346415b0ad2478149a74e4c47f4ab7402e0.tar.gz | |
Warn about '.' terminating E-Mail
Diffstat (limited to 'pod/perlform.pod')
| -rw-r--r-- | pod/perlform.pod | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/pod/perlform.pod b/pod/perlform.pod index b11936b534..fcdea2495e 100644 --- a/pod/perlform.pod +++ b/pod/perlform.pod @@ -29,8 +29,8 @@ Output record formats are declared as follows: FORMLIST . -If name is omitted, format "STDOUT" is defined. FORMLIST consists of a -sequence of lines, each of which may be of one of three types: +If name is omitted, format "STDOUT" is defined. FORMLIST consists of +a sequence of lines, each of which may be of one of three types: =over 4 @@ -315,11 +315,16 @@ is to printf(), do this: =head1 WARNINGS +The lone dot that ends a format can also prematurely end an E-Mail +message passing through a misconfigured Internet mailer (and based on +experience, such misconfiguration is the rule, not the exception). So +when sending format code through E-Mail, you should indent it so that +the format-ending dot is not on the left margin; this will prevent +E-Mail cutoff. + Lexical variables (declared with "my") are not visible within a format unless the format is declared within the scope of the lexical -variable. (They weren't visible at all before version 5.001.) Furthermore, -lexical aliases will not be compiled correctly: see -L<perlfunc/my> for other issues. +variable. (They weren't visible at all before version 5.001.) Formats are the only part of Perl which unconditionally use information from a program's locale; if a program's environment specifies an |