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

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

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<HTML
><HEAD
><TITLE
>bzread</TITLE
><META
NAME="GENERATOR"
CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK
REL="HOME"
TITLE="PHP 手册"
HREF="index.html"><LINK
REL="UP"
TITLE="Bzip2 压缩函数"
HREF="ref.bzip2.html"><LINK
REL="PREVIOUS"
TITLE="bzopen"
HREF="function.bzopen.html"><LINK
REL="NEXT"
TITLE="bzwrite"
HREF="function.bzwrite.html"><META
HTTP-EQUIV="Content-type"
CONTENT="text/html; charset=UTF-8"></HEAD
><BODY
CLASS="refentry"
BGCOLOR="#FFFFFF"
TEXT="#000000"
LINK="#0000FF"
VLINK="#840084"
ALINK="#0000FF"
><DIV
CLASS="NAVHEADER"
><TABLE
SUMMARY="Header navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TH
COLSPAN="3"
ALIGN="center"
>PHP 手册</TH
></TR
><TR
><TD
WIDTH="10%"
ALIGN="left"
VALIGN="bottom"
><A
HREF="function.bzopen.html"
ACCESSKEY="P"
>上一页</A
></TD
><TD
WIDTH="80%"
ALIGN="center"
VALIGN="bottom"
></TD
><TD
WIDTH="10%"
ALIGN="right"
VALIGN="bottom"
><A
HREF="function.bzwrite.html"
ACCESSKEY="N"
>下一页</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><H1
><A
NAME="function.bzread"
></A
>bzread</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN15645"
></A
><P
>    (PHP 4 &#62;= 4.3.3, PHP 5)</P
>bzread&nbsp;--&nbsp;Binary safe bzip2 file read</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN15648"
></A
><H2
>说明</H2
>string <B
CLASS="methodname"
>bzread</B
> ( resource bz [, int length] )<BR
></BR
><P
>&#13;   <B
CLASS="function"
>bzread()</B
> reads from the given bzip2 file pointer.
  </P
><P
>&#13;   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="AEN15663"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>bz</CODE
></DT
><DD
><P
>&#13;       The file pointer. It must be valid and must point to a file 
       successfully opened by <A
HREF="function.bzopen.html"
><B
CLASS="function"
>bzopen()</B
></A
>.
      </P
></DD
><DT
><CODE
CLASS="parameter"
>length</CODE
></DT
><DD
><P
>&#13;       If not specified, <B
CLASS="function"
>bzread()</B
> will read 1024 
       (uncompressed) bytes at a time.
      </P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN15679"
></A
><H2
>返回值</H2
><P
>&#13;   Returns the uncompressed data, or <TT
CLASS="constant"
><B
>FALSE</B
></TT
> on error.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN15683"
></A
><H2
>范例</H2
><P
>&#13;   <TABLE
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN15686"
></A
><P
><B
>例 1. <B
CLASS="function"
>bzread()</B
> example</B
></P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /><br />$file </font><font color="#007700">= </font><font color="#DD0000">"/tmp/foo.bz2"</font><font color="#007700">;<br /></font><font color="#0000BB">$bz </font><font color="#007700">= </font><font color="#0000BB">bzopen</font><font color="#007700">(</font><font color="#0000BB">$file</font><font color="#007700">, </font><font color="#DD0000">"r"</font><font color="#007700">) or die(</font><font color="#DD0000">"Couldn't open $file"</font><font color="#007700">);<br /><br /></font><font color="#0000BB">$decompressed_file </font><font color="#007700">= </font><font color="#DD0000">''</font><font color="#007700">;<br />while (!</font><font color="#0000BB">feof</font><font color="#007700">(</font><font color="#0000BB">$bz</font><font color="#007700">)) {<br />&nbsp;&nbsp;</font><font color="#0000BB">$decompressed_file </font><font color="#007700">.= </font><font color="#0000BB">bzread</font><font color="#007700">(</font><font color="#0000BB">$bz</font><font color="#007700">, </font><font color="#0000BB">4096</font><font color="#007700">);<br />}<br /></font><font color="#0000BB">bzclose</font><font color="#007700">(</font><font color="#0000BB">$bz</font><font color="#007700">);<br /><br />echo </font><font color="#DD0000">"The contents of $file are: &lt;br /&gt;</font><font color="#007700">\n</font><font color="#DD0000">"</font><font color="#007700">;<br />echo </font><font color="#0000BB">$decompressed_file</font><font color="#007700">;<br /><br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN15690"
></A
><H2
>参见</H2
><P
>&#13;   <P
></P
><TABLE
BORDER="0"
><TBODY
><TR
><TD
><A
HREF="function.bzwrite.html"
><B
CLASS="function"
>bzwrite()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.feof.html"
><B
CLASS="function"
>feof()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.bzopen.html"
><B
CLASS="function"
>bzopen()</B
></A
></TD
></TR
></TBODY
></TABLE
><P
></P
>
  </P
></DIV
><DIV
CLASS="NAVFOOTER"
><HR
ALIGN="LEFT"
WIDTH="100%"><TABLE
SUMMARY="Footer navigation table"
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
><A
HREF="function.bzopen.html"
ACCESSKEY="P"
>上一页</A
></TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="index.html"
ACCESSKEY="H"
>起始页</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
><A
HREF="function.bzwrite.html"
ACCESSKEY="N"
>下一页</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>bzopen</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="ref.bzip2.html"
ACCESSKEY="U"
>上一级</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>bzwrite</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>