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<?xml version="1.0" ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>subs - Perl pragma to predeclare sub names</title> <meta http-equiv="content-type" content="text/html; charset=utf-8" /> <link rev="made" href="mailto:" /> </head> <body style="background-color: white"> <table border="0" width="100%" cellspacing="0" cellpadding="3"> <tr><td class="block" style="background-color: #cccccc" valign="middle"> <big><strong><span class="block"> subs - Perl pragma to predeclare sub names</span></strong></big> </td></tr> </table> <!-- INDEX BEGIN --> <div name="index"> <p><a name="__index__"></a></p> <ul> <li><a href="#name">NAME</a></li> <li><a href="#synopsis">SYNOPSIS</a></li> <li><a href="#description">DESCRIPTION</a></li> </ul> <hr name="index" /> </div> <!-- INDEX END --> <p> </p> <h1><a name="name">NAME</a></h1> <p>subs - Perl pragma to predeclare sub names</p> <p> </p> <hr /> <h1><a name="synopsis">SYNOPSIS</a></h1> <pre> use subs qw(frob); frob 3..10;</pre> <p> </p> <hr /> <h1><a name="description">DESCRIPTION</a></h1> <p>This will predeclare all the subroutine whose names are in the list, allowing you to use them without parentheses even before they're declared.</p> <p>Unlike pragmas that affect the <a href="file://C|\ADE\aime_smenon_perl_090715\perl\html/pod/perlvar.html#__h"><code>$^H</code></a> hints variable, the <code>use vars</code> and <code>use subs</code> declarations are not BLOCK-scoped. They are thus effective for the entire file in which they appear. You may not rescind such declarations with <code>no vars</code> or <code>no subs</code>.</p> <p>See <a href="file://C|\ADE\aime_smenon_perl_090715\perl\html/pod/perlmodlib.html#pragmatic_modules">Pragmatic Modules in the perlmodlib manpage</a> and <a href="file://C|\ADE\aime_smenon_perl_090715\perl\html/lib/strict.html#strict_subs">strict subs in the strict manpage</a>.</p> <table border="0" width="100%" cellspacing="0" cellpadding="3"> <tr><td class="block" style="background-color: #cccccc" valign="middle"> <big><strong><span class="block"> subs - Perl pragma to predeclare sub names</span></strong></big> </td></tr> </table> </body> </html>
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