Sophie: php-manual-zh-5.2.4-1mdv2008.1 noarch

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

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>inet_ntop</H1
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><P
>    (PHP 5 &#62;= 5.1.0RC1)</P
>inet_ntop&nbsp;--&nbsp;
      Converts a packed internet address to a human readable representation
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><H2
>Description</H2
>string <B
CLASS="methodname"
>inet_ntop</B
> ( string in_addr )<BR
></BR
><P
>&#13;     This function converts a 32bit IPv4, or 128bit IPv6 address (if PHP
     was built with IPv6 support enabled) into an address family appropriate 
     string representation.  Returns <TT
CLASS="constant"
><B
>FALSE</B
></TT
> on failure.
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>例 1. <B
CLASS="function"
>inet_ntop()</B
> Example</B
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br />$packed </font><font color="#007700">= </font><font color="#0000BB">chr</font><font color="#007700">(</font><font color="#0000BB">127</font><font color="#007700">) . </font><font color="#0000BB">chr</font><font color="#007700">(</font><font color="#0000BB">0</font><font color="#007700">) . </font><font color="#0000BB">chr</font><font color="#007700">(</font><font color="#0000BB">0</font><font color="#007700">) . </font><font color="#0000BB">chr</font><font color="#007700">(</font><font color="#0000BB">1</font><font color="#007700">);<br /></font><font color="#0000BB">$expanded </font><font color="#007700">= </font><font color="#0000BB">inet_ntop</font><font color="#007700">(</font><font color="#0000BB">$packed</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* Outputs: 127.0.0.1 */<br /></font><font color="#007700">echo </font><font color="#0000BB">$expanded</font><font color="#007700">;<br /><br /></font><font color="#0000BB">$packed </font><font color="#007700">= </font><font color="#0000BB">str_repeat</font><font color="#007700">(</font><font color="#0000BB">chr</font><font color="#007700">(</font><font color="#0000BB">0</font><font color="#007700">), </font><font color="#0000BB">15</font><font color="#007700">) . </font><font color="#0000BB">chr</font><font color="#007700">(</font><font color="#0000BB">1</font><font color="#007700">);<br /></font><font color="#0000BB">$expanded </font><font color="#007700">= </font><font color="#0000BB">inet_ntop</font><font color="#007700">(</font><font color="#0000BB">$packed</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* Outputs: ::1 */<br /></font><font color="#007700">echo </font><font color="#0000BB">$expanded</font><font color="#007700">;<br /></font><font color="#0000BB">?&gt;</font>
</font>
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CLASS="note"
><P
><B
>注意: </B
>本函数未在 Windows 平台下实现。</P
></BLOCKQUOTE
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><P
>&#13;     See also <A
HREF="function.long2ip.html"
><B
CLASS="function"
>long2ip()</B
></A
>,
     <A
HREF="function.inet-pton.html"
><B
CLASS="function"
>inet_pton()</B
></A
>, and
     <A
HREF="function.ip2long.html"
><B
CLASS="function"
>ip2long()</B
></A
>.
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