php-doc-en/reference/mongo/mongodb/forceerror.xml

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<refentry xml:id="mongodb.forceerror" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
 <refnamediv>
  <refname>MongoDB::forceError</refname>
  <refpurpose>Creates a database error</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <modifier>public</modifier> <type>bool</type><methodname>MongoDB::forceError</methodname>
   <void/>
  </methodsynopsis>
  <para>
   This method is not very useful for normal MongoDB use.  It forces a database 
   error to occur.  This means that <function>MongoDB::lastError</function> will
   return a generic database error after running this command.
  </para>
  <para>
   This command is identical to running:
   <programlisting role="php">
<![CDATA[
<?php

public function forceError() {
    return $this->command(array('forceerror' => 1));
}

?>
]]>
   </programlisting>
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  &no.function.parameters;
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns the database response.
  </para>
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  <para>
   <informaltable>
    <tgroup cols="2">
     <thead>
      <row>
       <entry>&Version;</entry>
       <entry>&Description;</entry>
      </row>
     </thead>
     <tbody>
      <row>
       <entry>1.2.11</entry>
       <entry>Emits <constant>E_DEPRECATED</constant> when used.</entry>
      </row>
     </tbody>
    </tgroup>
   </informaltable>
  </para>
 </refsect1>

</refentry>
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