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<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.openssl-pkey-export">
 <refnamediv>
  <refname>openssl_pkey_export</refname>
  <refpurpose>Gets an exportable representation of a key into a string</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>openssl_pkey_export</methodname>
   <methodparam><type>mixed</type><parameter>key</parameter></methodparam>
   <methodparam><type>string</type><parameter role="reference">out</parameter></methodparam>
   <methodparam choice="opt"><type>string</type><parameter>passphrase</parameter></methodparam>
   <methodparam choice="opt"><type>array</type><parameter>configargs</parameter></methodparam>
  </methodsynopsis>
  <para>
   <function>openssl_pkey_export</function> exports
   <parameter>key</parameter> as a PEM encoded string and stores it into
   <parameter>out</parameter> (which is passed by reference).
  </para>
  &note.openssl.cnf;
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>key</parameter></term>
     <listitem>
      <para>
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>out</parameter></term>
     <listitem>
      <para>
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>passphrase</parameter></term>
     <listitem>
      <para>
       The key is optionally protected by <parameter>passphrase</parameter>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>configargs</parameter></term>
     <listitem>
      <para>
       <parameter>configargs</parameter> can be used to fine-tune the export
       process by specifying and/or overriding options for the openssl
       configuration file.  See <function>openssl_csr_new</function> for more
       information about <parameter>configargs</parameter>.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>

</refentry>

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