<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >mysql_get_proto_info</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="MySQL 函数" HREF="ref.mysql.html"><LINK REL="PREVIOUS" TITLE="mysql_get_host_info" HREF="function.mysql-get-host-info.html"><LINK REL="NEXT" TITLE="mysql_get_server_info" HREF="function.mysql-get-server-info.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.mysql-get-host-info.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.mysql-get-server-info.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.mysql-get-proto-info" ></A >mysql_get_proto_info</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN135881" ></A ><P > (PHP 4 >= 4.0.5, PHP 5)</P >mysql_get_proto_info -- 取得 MySQL 协议信息</DIV ><DIV CLASS="refsect1" ><A NAME="AEN135884" ></A ><H2 >说明</H2 >int <B CLASS="methodname" >mysql_get_proto_info</B > ( [resource link_identifier] )<BR ></BR ><P > <B CLASS="function" >mysql_get_proto_info()</B > 返回 <CODE CLASS="parameter" >link_identifier</CODE > 所使用的协议版本。如果省略 <CODE CLASS="parameter" >link_identifier</CODE >,则使用上一个打开的连接。 </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN135897" ></A ><P ><B >例 1. <B CLASS="function" >mysql_get_proto_info()</B > 例子</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /> mysql_connect</font><font color="#007700">(</font><font color="#DD0000">"localhost"</font><font color="#007700">, </font><font color="#DD0000">"mysql_user"</font><font color="#007700">, </font><font color="#DD0000">"mysql_password"</font><font color="#007700">) or<br /> die(</font><font color="#DD0000">"Could not connect: " </font><font color="#007700">. </font><font color="#0000BB">mysql_error</font><font color="#007700">());<br /> </font><font color="#0000BB">printf </font><font color="#007700">(</font><font color="#DD0000">"MySQL protocol version: %s\n"</font><font color="#007700">, </font><font color="#0000BB">mysql_get_proto_info</font><font color="#007700">());<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P > 以上例子将产生如下输出: </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="screen" >MySQL protocol version: 10</PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > 参见 <A HREF="function.mysql-get-client-info.html" ><B CLASS="function" >mysql_get_client_info()</B ></A >,<A HREF="function.mysql-get-host-info.html" ><B CLASS="function" >mysql_get_host_info()</B ></A > 和 <A HREF="function.mysql-get-server-info.html" ><B CLASS="function" >mysql_get_server_info()</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.mysql-get-host-info.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.mysql-get-server-info.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >mysql_get_host_info</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.mysql.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >mysql_get_server_info</TD ></TR ></TABLE ></DIV ></BODY ></HTML >