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| author | Chas. J. Owens IV <chas.owens@gmail.com> | 2010-11-02 10:15:32 -0400 |
|---|---|---|
| committer | Florian Ragwitz <rafl@debian.org> | 2010-11-14 17:18:05 +0100 |
| commit | 9e923162438e0df7622d029d15fec76ef05799bd (patch) | |
| tree | ede14d90d639c9a1da825dbb48e3c9920d90562f /pod/perlmod.pod | |
| parent | 627364f14af689f968a4854d02bdcc59ee644657 (diff) | |
| download | perl-9e923162438e0df7622d029d15fec76ef05799bd.tar.gz | |
string do and require don't execute INIT and CHECK blocks
Signed-off-by: Florian Ragwitz <rafl@debian.org>
[rafl@debian.org: Minor wording tweaks]
Diffstat (limited to 'pod/perlmod.pod')
| -rw-r--r-- | pod/perlmod.pod | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/pod/perlmod.pod b/pod/perlmod.pod index eaa8ba91db..8679b53e88 100644 --- a/pod/perlmod.pod +++ b/pod/perlmod.pod @@ -311,10 +311,10 @@ in the Perl compiler suite to save the compiled state of the program. C<INIT> blocks are run just before the Perl runtime begins execution, in "first in, first out" (FIFO) order. -The C<CHECK> and C<INIT> code blocks will not be executed inside a string -eval(), if that eval() happens after the end of the main compilation -phase; that can be a problem in mod_perl and other persistent environments -which use C<eval STRING> to load code at runtime. +The C<CHECK> and C<INIT> blocks in code compiled by C<require>, string C<do>, +or string C<eval> will not be executed if they occur after the end of the +main compilation phase; that can be a problem in mod_perl and other persistent +environments which use those functions to load code at runtime. When you use the B<-n> and B<-p> switches to Perl, C<BEGIN> and C<END> work just as they do in B<awk>, as a degenerate case. |