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php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

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>mb_strtolower</H1
><DIV
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></A
><P
>    (PHP 4 &#62;= 4.3.0, PHP 5)</P
>mb_strtolower&nbsp;--&nbsp;Make a string lowercase</DIV
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><H2
>Description</H2
>string <B
CLASS="methodname"
>mb_strtolower</B
> ( string str [, string encoding] )<BR
></BR
><P
>&#13;     <B
CLASS="function"
>mb_strtolower()</B
> returns <CODE
CLASS="parameter"
>str</CODE
>
     with all alphabetic characters converted to lowercase.
    </P
><P
>&#13;     <CODE
CLASS="parameter"
>encoding</CODE
> specifies the encoding of
     <CODE
CLASS="parameter"
>str</CODE
>; if omitted, the internal character encoding
     value will be used.
    </P
><P
>&#13;     For more information about the Unicode properties, please see <A
HREF="http://www.unicode.org/unicode/reports/tr21/"
TARGET="_top"
>http://www.unicode.org/unicode/reports/tr21/</A
>.
    </P
><P
>&#13;     By contrast to <A
HREF="function.strtolower.html"
><B
CLASS="function"
>strtolower()</B
></A
>, 'alphabetic' is
     determined by the Unicode character properties. Thus the behaviour
     of this function is not affected by locale settings and it can convert
     any characters that have 'alphabetic' property, such as A-umlaut (Ä). 
    </P
><P
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>例 1. <B
CLASS="function"
>mb_strtolower()</B
> example</B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$str </font><font color="#007700">= </font><font color="#DD0000">"Mary Had A Little Lamb and She LOVED It So"</font><font color="#007700">;<br /></font><font color="#0000BB">$str </font><font color="#007700">= </font><font color="#0000BB">mb_strtolower</font><font color="#007700">(</font><font color="#0000BB">$str</font><font color="#007700">);<br />echo </font><font color="#0000BB">$str</font><font color="#007700">; </font><font color="#FF8000">// Prints mary had a little lamb and she loved it so<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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>
    </P
><P
>&#13;     See also <A
HREF="function.strtolower.html"
><B
CLASS="function"
>strtolower()</B
></A
>,
     <A
HREF="function.mb-strtoupper.html"
><B
CLASS="function"
>mb_strtoupper()</B
></A
> and
     <A
HREF="function.mb-convert-case.html"
><B
CLASS="function"
>mb_convert_case()</B
></A
>.
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