uopz-get-exit-status.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->

<refentry xml:id="function.uopz-get-exit-status" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>uopz_get_exit_status</refname>
  <refpurpose>Retrieve the last set exit status</refpurpose>
 </refnamediv>

 <refsect1 role="description"><!-- {{{ -->
  &reftitle.description;
  <methodsynopsis role="procedural">
   <type>mixed</type><methodname>uopz_get_exit_status</methodname>
   <void />
  </methodsynopsis>
  <para>
   Retrieves the last set exit status, i.e. the value passed to
   <function>exit</function>.
  </para>
 </refsect1><!-- }}} -->

 <refsect1 role="parameters"><!-- {{{ -->
  &reftitle.parameters;
  &no.function.parameters;
 </refsect1><!-- }}} -->

 <refsect1 role="returnvalues"><!-- {{{ -->
  &reftitle.returnvalues;
  <para>
   This function returns the last exit status, or &null; if <function>exit</function>
   has not been called.
  </para>
 </refsect1><!-- }}} -->

 <refsect1 role="examples"><!-- {{{ -->
  &reftitle.examples;
  <example xml:id="uopz-get-exit-status.example.basic"><!-- {{{ -->
   <title><function>uopz_get_exit_status</function> example</title>
   <programlisting role="php">
<![CDATA[
<?php
exit(123); 
echo uopz_get_exit_status();?>
]]>
   </programlisting>
   &example.outputs;
   <screen>
<![CDATA[
123
]]>
   </screen>
  </example><!-- }}} -->
 </refsect1><!-- }}} -->

 <refsect1 role="notes"><!-- {{{ -->
  &reftitle.notes;
  <caution>
   <para>
    <link linkend="book.opcache">OPcache</link> optimizes away dead code after unconditional exit.
   </para>
  </caution>
 </refsect1><!-- }}} -->

 <refsect1 role="seealso"><!-- {{{ -->
  &reftitle.seealso;
  <simplelist>
   <member><function>uopz_allow_exit</function></member>
  </simplelist>
 </refsect1><!-- }}} -->

</refentry>

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