<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >dbase_open</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="dBase Functions" HREF="ref.dbase.html"><LINK REL="PREVIOUS" TITLE="dbase_numrecords" HREF="function.dbase-numrecords.html"><LINK REL="NEXT" TITLE="dbase_pack" HREF="function.dbase-pack.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.dbase-numrecords.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.dbase-pack.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.dbase-open" ></A >dbase_open</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN34290" ></A ><P > (PHP 3, PHP 4, PHP 5)</P >dbase_open -- Opens a database</DIV ><DIV CLASS="refsect1" ><A NAME="AEN34293" ></A ><H2 >说明</H2 >int <B CLASS="methodname" >dbase_open</B > ( string filename, int mode )<BR ></BR ><P > <B CLASS="function" >dbase_open()</B > opens a dBase database with the given access mode. </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >注意: </B >当<A HREF="features.safe-mode.html" >安全模式</A >被激活时,PHP 将检查被操作的文件或者目录是否与正在执行的脚本有相同的 UID(所有者)。</P ></BLOCKQUOTE ></DIV ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >注意: </B >本函数受 <A HREF="features.safe-mode.html#ini.open-basedir" >open_basedir</A > 的影响。</P ></BLOCKQUOTE ></DIV ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN34312" ></A ><H2 >参数</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >filename</CODE ></DT ><DD ><P > The name of the database. It can be a relative or absolute path to the file where dBase will store your data. </P ></DD ><DT ><CODE CLASS="parameter" >mode</CODE ></DT ><DD ><P > An integer which correspond to those for the <B CLASS="command" >open()</B > system call (Typically 0 means read-only, 1 means write-only, and 2 means read and write). </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >注意: </B > You can't open a dBase file in write-only mode as the function will fail to read the headers information and thus you can't use 1 as <CODE CLASS="parameter" >mode</CODE >. </P ></BLOCKQUOTE ></DIV ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN34330" ></A ><H2 >范例</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN34333" ></A ><P ><B >例 1. Opening a dBase database file</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /><br /></font><font color="#FF8000">// open in read-only mode<br /></font><font color="#0000BB">$db </font><font color="#007700">= </font><font color="#0000BB">dbase_open</font><font color="#007700">(</font><font color="#DD0000">'/tmp/test.dbf'</font><font color="#007700">, </font><font color="#0000BB">0</font><font color="#007700">);<br /><br />if (</font><font color="#0000BB">$db</font><font color="#007700">) {<br /> </font><font color="#FF8000">// read some data ..<br /> <br /> </font><font color="#0000BB">dbase_close</font><font color="#007700">(</font><font color="#0000BB">$db</font><font color="#007700">);<br />}<br /><br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN34336" ></A ><H2 >返回值</H2 ><P > Returns a database link identifier if the database is successfully opened, or <TT CLASS="constant" ><B >FALSE</B ></TT > if an error occurred. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN34340" ></A ><H2 >参见</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.dbase-create.html" ><B CLASS="function" >dbase_create()</B ></A ></TD ></TR ><TR ><TD ><A HREF="function.dbase-close.html" ><B CLASS="function" >dbase_close()</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.dbase-numrecords.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.dbase-pack.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >dbase_numrecords</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.dbase.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >dbase_pack</TD ></TR ></TABLE ></DIV ></BODY ></HTML >