reactos/lib/libxml2/result/DocBook/programlistingco.example.1.xml

   1 <?xml version="1.0"?>
   2 <!DOCTYPE programlistingco PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
   3 <programlistingco><areaspec><areaset id="ex.plco.const" coords=""><area id="ex.plco.c1" coords="4"/><area id="ex.plco.c2" coords="8"/></areaset><area id="ex.plco.ret" coords="12"/><area id="ex.plco.dest" coords="12"/></areaspec><programlisting>
   4 sub do_nothing_useful {
   5     my($a, $b, $c);
   6
   7     $a = new A;
   8
   9     $a-&gt;does_nothing_either();
  10
  11     $b = new B;
  12
  13     $c = &quot;frog&quot;;
  14
  15     return ($a, $c);
  16 }
  17 </programlisting><calloutlist><callout arearefs="ex.plco.const"><para>
  18 These are calls to the constructor <function>new</function> in the object
  19 classes.
  20 </para></callout><callout arearefs="ex.plco.ret"><para>
  21 This function returns a two-element list.
  22 </para></callout><callout arearefs="ex.plco.dest"><para>
  23 The <emphasis>destructor</emphasis> (<function>DESTROY</function>) for
  24 the object <literal>$b</literal> will be called automatically for this
  25 object since there can be no other references to it outside this function.
  26 </para></callout></calloutlist></programlistingco>