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

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><H1
><A
NAME="function.gzread"
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>gzread</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN251977"
></A
><P
>    (PHP 3, PHP 4, PHP 5)</P
>gzread&nbsp;--&nbsp;Binary-safe gz-file read</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN251980"
></A
><H2
>说明</H2
>string <B
CLASS="methodname"
>gzread</B
> ( resource zp, int length )<BR
></BR
><P
>&#13;   <B
CLASS="function"
>gzread()</B
> reads up to <CODE
CLASS="parameter"
>length</CODE
> bytes
   from the given gz-file pointer. Reading stops when
   <CODE
CLASS="parameter"
>length</CODE
> (uncompressed) bytes have been read
   or EOF is reached, whichever comes first.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN251995"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>zp</CODE
></DT
><DD
><P
>&#13;       The gz-file pointer. It must be valid, and must point to a file
       successfully opened by <A
HREF="function.gzopen.html"
><B
CLASS="function"
>gzopen()</B
></A
>.
      </P
></DD
><DT
><CODE
CLASS="parameter"
>length</CODE
></DT
><DD
><P
>&#13;       The number of bytes to read.
      </P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN252010"
></A
><H2
>返回值</H2
><P
>&#13;   The data that have been read.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN252013"
></A
><H2
>范例</H2
><P
>&#13;   <TABLE
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><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN252016"
></A
><P
><B
>例 1. <B
CLASS="function"
>gzread()</B
> example</B
></P
><TABLE
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><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /></font><font color="#FF8000">// get contents of a gz-file into a string<br /></font><font color="#0000BB">$filename </font><font color="#007700">= </font><font color="#DD0000">"/usr/local/something.txt.gz"</font><font color="#007700">;<br /></font><font color="#0000BB">$zd </font><font color="#007700">= </font><font color="#0000BB">gzopen</font><font color="#007700">(</font><font color="#0000BB">$filename</font><font color="#007700">, </font><font color="#DD0000">"r"</font><font color="#007700">);<br /></font><font color="#0000BB">$contents </font><font color="#007700">= </font><font color="#0000BB">gzread</font><font color="#007700">(</font><font color="#0000BB">$zd</font><font color="#007700">, </font><font color="#0000BB">10000</font><font color="#007700">);<br /></font><font color="#0000BB">gzclose</font><font color="#007700">(</font><font color="#0000BB">$zd</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
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></DIV
></TD
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>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN252020"
></A
><H2
>参见</H2
><P
>&#13;   <P
></P
><TABLE
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><TBODY
><TR
><TD
><A
HREF="function.gzwrite.html"
><B
CLASS="function"
>gzwrite()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.gzopen.html"
><B
CLASS="function"
>gzopen()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.gzgets.html"
><B
CLASS="function"
>gzgets()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.gzgetss.html"
><B
CLASS="function"
>gzgetss()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.gzfile.html"
><B
CLASS="function"
>gzfile()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.gzpassthru.html"
><B
CLASS="function"
>gzpassthru()</B
></A
></TD
></TR
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><P
></P
>
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