<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >mysql_client_encoding</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_change_user" HREF="function.mysql-change-user.html"><LINK REL="NEXT" TITLE="mysql_close" HREF="function.mysql-close.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-change-user.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-close.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.mysql-client-encoding" ></A >mysql_client_encoding</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN134831" ></A ><P > (PHP 4 >= 4.3.0, PHP 5)</P >mysql_client_encoding -- 返回字符集的名称</DIV ><DIV CLASS="refsect1" ><A NAME="AEN134834" ></A ><H2 >说明</H2 >string <B CLASS="methodname" >mysql_client_encoding</B > ( [resource link_identifier] )<BR ></BR ><P > 从 MySQL 中取得 <TT CLASS="literal" >character_set</TT > 变量的值。 </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN134844" ></A ><H2 >参数</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" > link_identifier</CODE ></DT ><DD ><P >MySQL 的连接标识符。如果没有指定，默认使用最后被 <A HREF="function.mysql-connect.html" ><B CLASS="function" >mysql_connect()</B ></A > 打开的连接。如果没有找到该连接，函数会尝试调用 <A HREF="function.mysql-connect.html" ><B CLASS="function" >mysql_connect()</B ></A > 建立连接并使用它。如果发生意外，没有找到连接或无法建立连接，系统发出 <TT CLASS="constant" ><B >E_WARNING</B ></TT > 级别的警告信息。</P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN134856" ></A ><H2 >返回值</H2 ><P > 返回当前连接的默认字符集名称。 </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN134859" ></A ><H2 >范例</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN134862" ></A ><P ><B >例 1. <B CLASS="function" >mysql_client_encoding()</B > 例子</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$link </font><font color="#007700">= </font><font color="#0000BB">mysql_connect</font><font color="#007700">(</font><font color="#DD0000">'localhost'</font><font color="#007700">, </font><font color="#DD0000">'mysql_user'</font><font color="#007700">, </font><font color="#DD0000">'mysql_password'</font><font color="#007700">);<br /></font><font color="#0000BB">$charset </font><font color="#007700">= </font><font color="#0000BB">mysql_client_encoding</font><font color="#007700">(</font><font color="#0000BB">$link</font><font color="#007700">);<br /><br />echo </font><font color="#DD0000">"The current character set is: $charset</font><font color="#007700">\n</font><font color="#DD0000">"</font><font color="#007700">;<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P >上例的输出类似于：</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="screen" >The current character set is: latin1</PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN134868" ></A ><H2 >参见</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.mysql-real-escape-string.html" ><B CLASS="function" >mysql_real_escape_string()</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.mysql-change-user.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-close.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >mysql_change_user</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_close</TD ></TR ></TABLE ></DIV ></BODY ></HTML >
