Sync random_int and strrchr (php#803)

bookinfo.xml

@@ -29,6 +29,7 @@
     <othercredit class="translator"> <personname>肖盛文</personname> </othercredit>
     <othercredit class="translator"> <personname>褚兆玮</personname> </othercredit>
     <othercredit class="translator"> <personname>鲍国枭</personname> </othercredit>
+    <othercredit class="translator"> <personname>鲁飞</personname> </othercredit>
   </authorgroup>
 
 

reference/random/functions/random-int.xml

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 553952f03f444f2c130c35de0d1ea8dc04fa0cf9 Maintainer: mowangjuanzi Status: ready -->
+<!-- EN-Revision: 0ec8e36e0f649354b20c714080a903d32df4dbfb Maintainer: mowangjuanzi Status: ready -->
+<!-- CREDITS: Luffy -->
 <refentry xml:id="function.random-int" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <refnamediv>
   <refname>random_int</refname>
@@ -115,7 +116,7 @@ int(-898)
  <refsect1 role="seealso"><!-- {{{ -->
   &reftitle.seealso;
   <simplelist>
-   <member><function>Random\Randomizer::getInt</function></member>
+   <member><methodname>Random\Randomizer::getInt</methodname></member>
    <member><function>random_bytes</function></member>
   </simplelist>
  </refsect1><!-- }}} -->

reference/strings/functions/strrchr.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 31d54a1c340cec9b15047f9f398d10e15f59f934 Maintainer: daijie Status: ready -->
+<!-- EN-Revision: 654ee5c8afdf4ee721befdd0937fa155c50dca43 Maintainer: daijie Status: ready -->
 <!-- CREDITS: mowangjuanzi, Luffy -->
 <refentry xml:id="function.strrchr" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -106,16 +106,21 @@
     <programlisting role="php">
 <![CDATA[
 <?php
-// 获取 $PATH 中不含磁盘符号的目录
-$dir = substr(strrchr($PATH, ":"), 1);
-
-// 获取最后一行内容
-$text = "Line 1\nLine 2\nLine 3";
-$last = substr(strrchr($text, 10), 1 );
+$ext = strrchr('somefile.txt', '.');
+echo "file extension: $ext \n";
+$ext = $ext ? strtolower(substr($ext, 1)) : '';
+echo "file extension: $ext";
 ?>
 ]]>
     </programlisting>
-   </example>   
+    &example.outputs.similar;
+    <screen>
+<![CDATA[
+file extension: .txt
+file extension: txt
+]]>
+    </screen>
+   </example>
   </para>
  </refsect1>