strtoupper.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<!-- EN-Revision: 54ff7bf8e0f8fa90988cccf6b583517366605f6d Maintainer: daijie Status: ready -->
<!-- CREDITS: mowangjuanzi -->
<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.strtoupper">
 <refnamediv>
  <refname>strtoupper</refname>
  <refpurpose>将字符串转化为大写</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>string</type><methodname>strtoupper</methodname>
   <methodparam><type>string</type><parameter>string</parameter></methodparam>
  </methodsynopsis>
  <para>
   将 <parameter>string</parameter> 中所有 ASCII 字母字符转换为大写并返回。
  </para>
  <para>
   <literal>"a"</literal>（0x61）到 <literal>"z"</literal>（0x7a）范围内的字节会通过将每个字节值减 32 转为相应的大写字母。
  </para>
  <para>
   这可用于转换用 UTF-8 编码的字符串中的 ASCII 字符，但会忽略多字节 UTF-8 字符。要转换多字节非
   ASCII 字符，请使用 <function>mb_strtoupper</function>。
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>string</parameter></term>
     <listitem>
      <para>
      输入字符串。
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   返回转换后的大写字符串。
  </para>
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  <informaltable>
   <tgroup cols="2">
    <thead>
     <row>
      <entry>&Version;</entry>
      <entry>&Description;</entry>
     </row>
    </thead>
    <tbody>
     &strings.changelog.ascii-case-conversion;
    </tbody>
   </tgroup>
  </informaltable>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>strtoupper</function> 示例</title>
    <programlisting role="php">
<![CDATA[
<?php
$str = "Mary Had A Little Lamb and She LOVED It So";
$str = strtoupper($str);
echo $str; // 打印 MARY HAD A LITTLE LAMB AND SHE LOVED IT SO
?>
]]>
    </programlisting>
   </example>   
  </para>
 </refsect1>

 <refsect1 role="notes">
  &reftitle.notes;
  &note.bin-safe;
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>strtolower</function></member>
    <member><function>ucfirst</function></member>
    <member><function>ucwords</function></member>
    <member><function>mb_strtoupper</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>

<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->