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Mention BEGIN { strict->import(); } as a substitute for 'use strict'

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in plperl functions.
This commit is contained in:
Tom Lane 2005-08-24 19:16:49 +00:00
parent 6f64cf592b
commit 9005b757f5
1 changed files with 8 additions and 4 deletions
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12
doc/src/sgml/plperl.sgml
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@ -1,5 +1,5 @@
<!--
$PostgreSQL: pgsql/doc/src/sgml/plperl.sgml,v 2.44 2005/08/24 18:56:07 tgl Exp $
$PostgreSQL: pgsql/doc/src/sgml/plperl.sgml,v 2.45 2005/08/24 19:16:49 tgl Exp $
-->
<chapter id="plperl">
@ -253,12 +253,16 @@ SELECT * FROM perl_set();
</para>
<para>
Another way to use the <literal>strict</> pragma is to just put
Another way to use the <literal>strict</> pragma is to put
<programlisting>
use strict;
</programlisting>
in the function body. But this only works for <application>PL/PerlU</>
functions, since <literal>use</> is not a trusted operation.
in the function body. But this only works in <application>PL/PerlU</>
functions, since <literal>use</> is not a trusted operation. In
<application>PL/Perl</> functions you can instead do
<programlisting>
BEGIN { strict->import(); }
</programlisting>
</para>
</sect1>