<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >bzwrite</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="bzread" HREF="function.bzread.html"><LINK REL="NEXT" TITLE="Calendar 日历函数" HREF="ref.calendar.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.bzread.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="ref.calendar.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.bzwrite" ></A >bzwrite</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN15701" ></A ><P > (PHP 4 >= 4.3.3, PHP 5)</P >bzwrite -- Binary safe bzip2 file write</DIV ><DIV CLASS="refsect1" ><A NAME="AEN15704" ></A ><H2 >说明</H2 >int <B CLASS="methodname" >bzwrite</B > ( resource bz, string data [, int length] )<BR ></BR ><P > <B CLASS="function" >bzwrite()</B > writes a string into the given bzip2 file stream. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN15720" ></A ><H2 >参数</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >bz</CODE ></DT ><DD ><P > 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" >data</CODE ></DT ><DD ><P > The written data. </P ></DD ><DT ><CODE CLASS="parameter" >length</CODE ></DT ><DD ><P > If supplied, writing will stop after <CODE CLASS="parameter" >length</CODE > (uncompressed) bytes have been written or the end of <CODE CLASS="parameter" >data</CODE > is reached, whichever comes first. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN15742" ></A ><H2 >返回值</H2 ><P > Returns the number of bytes written, or <TT CLASS="constant" ><B >FALSE</B ></TT > on error. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN15746" ></A ><H2 >范例</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN15749" ></A ><P ><B >例 1. <B CLASS="function" >bzwrite()</B > example</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$str </font><font color="#007700">= </font><font color="#DD0000">"uncompressed data"</font><font color="#007700">;<br /></font><font color="#0000BB">$bz </font><font color="#007700">= </font><font color="#0000BB">bzopen</font><font color="#007700">(</font><font color="#DD0000">"/tmp/foo.bz2"</font><font color="#007700">, </font><font color="#DD0000">"w"</font><font color="#007700">);<br /></font><font color="#0000BB">bzwrite</font><font color="#007700">(</font><font color="#0000BB">$bz</font><font color="#007700">, </font><font color="#0000BB">$str</font><font color="#007700">, </font><font color="#0000BB">strlen</font><font color="#007700">(</font><font color="#0000BB">$str</font><font color="#007700">));<br /></font><font color="#0000BB">bzclose</font><font color="#007700">(</font><font color="#0000BB">$bz</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN15753" ></A ><H2 >参见</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.bzread.html" ><B CLASS="function" >bzread()</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.bzread.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="ref.calendar.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >bzread</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" >Calendar 日历函数</TD ></TR ></TABLE ></DIV ></BODY ></HTML >