<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >ibase_execute</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="Firebird/InterBase Functions" HREF="ref.ibase.html"><LINK REL="PREVIOUS" TITLE="ibase_errmsg" HREF="function.ibase-errmsg.html"><LINK REL="NEXT" TITLE="ibase_fetch_assoc" HREF="function.ibase-fetch-assoc.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.ibase-errmsg.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.ibase-fetch-assoc.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.ibase-execute" ></A >ibase_execute</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN57028" ></A ><P > (PHP 3 >= 3.0.6, PHP 4, PHP 5)</P >ibase_execute -- Execute a previously prepared query</DIV ><DIV CLASS="refsect1" ><A NAME="AEN57031" ></A ><H2 >Description</H2 >resource <B CLASS="methodname" >ibase_execute</B > ( resource query [, mixed bind_arg [, mixed ...]] )<BR ></BR ><P > Execute a query prepared by <A HREF="function.ibase-prepare.html" ><B CLASS="function" >ibase_prepare()</B ></A >. If the query raises an error, returns <TT CLASS="constant" ><B >FALSE</B ></TT >. If it is successful and there is a (possibly empty) result set (such as with a SELECT query), returns a result identifier. If the query was successful and there were no results, returns <TT CLASS="constant" ><B >TRUE</B ></TT >. </P ><P > This is a lot more effective than using <A HREF="function.ibase-query.html" ><B CLASS="function" >ibase_query()</B ></A > if you are repeating a same kind of query several times with only some parameters changing. </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN57052" ></A ><P ><B >例 1. <B CLASS="function" >ibase_execute()</B > example</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /> <br />$dbh </font><font color="#007700">= </font><font color="#0000BB">ibase_connect</font><font color="#007700">(</font><font color="#0000BB">$host</font><font color="#007700">, </font><font color="#0000BB">$username</font><font color="#007700">, </font><font color="#0000BB">$password</font><font color="#007700">); <br /><br /></font><font color="#0000BB">$updates </font><font color="#007700">= array(<br /> </font><font color="#0000BB">1 </font><font color="#007700">=> </font><font color="#DD0000">'Eric'</font><font color="#007700">,<br /> </font><font color="#0000BB">5 </font><font color="#007700">=> </font><font color="#DD0000">'Filip'</font><font color="#007700">,<br /> </font><font color="#0000BB">7 </font><font color="#007700">=> </font><font color="#DD0000">'Larry'<br /></font><font color="#007700">);<br /><br /></font><font color="#0000BB">$query </font><font color="#007700">= </font><font color="#0000BB">ibase_prepare</font><font color="#007700">(</font><font color="#0000BB">$dbh</font><font color="#007700">, </font><font color="#DD0000">"UPDATE FOO SET BAR = ? WHERE BAZ = ?"</font><font color="#007700">);<br /><br />foreach (</font><font color="#0000BB">$updates </font><font color="#007700">as </font><font color="#0000BB">$baz </font><font color="#007700">=> </font><font color="#0000BB">$bar</font><font color="#007700">) {<br /> </font><font color="#0000BB">ibase_execute</font><font color="#007700">(</font><font color="#0000BB">$query</font><font color="#007700">, </font><font color="#0000BB">$bar</font><font color="#007700">, </font><font color="#0000BB">$baz</font><font color="#007700">);<br />}<br /><br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >注意: </B > In PHP 5.0.0 and up, this function returns the number of rows affected by the query (if > 0 and applicable to the statement type). A query that succeeded, but did not affect any rows (e.g. an UPDATE of a non-existent record) will return <TT CLASS="constant" ><B >TRUE</B ></TT >. </P ></BLOCKQUOTE ></DIV ><P > See also <A HREF="function.ibase-query.html" ><B CLASS="function" >ibase_query()</B ></A >. </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.ibase-errmsg.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.ibase-fetch-assoc.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >ibase_errmsg</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.ibase.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >ibase_fetch_assoc</TD ></TR ></TABLE ></DIV ></BODY ></HTML >