Return value of mb_regex_set_options() has changed

Cf. <php/php-src#5264>.


git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@350810 c90b9560-bf6c-de11-be94-00142212c4b1

Author: cmb69

reference/mbstring/functions/mb-regex-set-options.xml

@@ -131,10 +131,34 @@
  <refsect1 role="returnvalues">
   &reftitle.returnvalues;
   <para>
-   The <type>string</type> that describes the current options is returned.
+   The previous options. If <parameter>options</parameter> is omitted, 
+   it returns the <type>string</type> that describes the current options.
   </para>
  </refsect1>
 
+ <refsect1 role="changelog">
+  &reftitle.changelog;
+  <informaltable>
+   <tgroup cols="2">
+    <thead>
+     <row>
+      <entry>&Version;</entry>
+      <entry>&Description;</entry>
+     </row>
+    </thead>
+    <tbody>
+     <row>
+      <entry>8.0.0</entry>
+      <entry>
+       If the parameter <parameter>options</parameter> is given, the <emphasis>previous</emphasis>
+       options are returned. Formerly, the <emphasis>current</emphasis> options have been returned.
+      </entry>
+     </row>
+    </tbody>
+   </tgroup>
+  </informaltable>
+ </refsect1>
+
  <refsect1 role="seealso">
   &reftitle.seealso;
   <para>