<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >db2_conn_errormsg</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="Manual do PHP" HREF="index.html"><LINK REL="UP" TITLE="IBM DB2, Cloudscape and Apache Derby Functions" HREF="ref.ibm-db2.html"><LINK REL="PREVIOUS" TITLE="db2_conn_error" HREF="function.db2-conn-error.html"><LINK REL="NEXT" TITLE="db2_connect" HREF="function.db2-connect.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" >Manual do PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.db2-conn-error.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.db2-connect.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.db2-conn-errormsg" ></A >db2_conn_errormsg</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN75863" ></A ><P > (PECL)</P >db2_conn_errormsg -- Returns the last connection error message and SQLCODE value </DIV ><DIV CLASS="refsect1" ><A NAME="AEN75866" ></A ><H2 >Descrição</H2 >string <B CLASS="methodname" >db2_conn_errormsg</B > ( [resource connection] )<BR ></BR ><P > <B CLASS="function" >db2_conn_errormsg()</B > returns an error message and SQLCODE value representing the reason the last database connection attempt failed. As <A HREF="function.db2-connect.html" ><B CLASS="function" >db2_connect()</B ></A > returns <TT CLASS="constant" ><B >FALSE</B ></TT > in the event of a failed connection attempt, do not pass any parameters to <B CLASS="function" >db2_conn_errormsg()</B > to retrieve the associated error message and SQLCODE value. </P ><P > If, however, the connection was successful but becomes invalid over time, you can pass the <CODE CLASS="parameter" >connection</CODE > parameter to retrieve the associated error message and SQLCODE value for a specific connection. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN75881" ></A ><H2 >Parâmetros</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >connection</CODE ></DT ><DD ><P > A connection resource associated with a connection that initially succeeded, but which over time became invalid. </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN75890" ></A ><H2 >Valores de retornado</H2 ><P > Returns a string containing the error message and SQLCODE value resulting from a failed connection attempt. If there is no error associated with the last connection attempt, <B CLASS="function" >db2_conn_errormsg()</B > returns an empty string. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN75894" ></A ><H2 >Exemplos</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN75897" ></A ><P ><B >Exemplo 1. Retrieving the error message returned by a failed connection attempt</B ></P ><P > The following example demonstrates how to return an error message and SQLCODE value after deliberately passing invalid parameters to <A HREF="function.db2-connect.html" ><B CLASS="function" >db2_connect()</B ></A >. </P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br />$conn </font><font color="#007700">= </font><font color="#0000BB">db2_connect</font><font color="#007700">(</font><font color="#DD0000">'badname'</font><font color="#007700">, </font><font color="#DD0000">'baduser'</font><font color="#007700">, </font><font color="#DD0000">'badpassword'</font><font color="#007700">);<br />if (!</font><font color="#0000BB">$conn</font><font color="#007700">) {<br /> print </font><font color="#0000BB">db2_conn_errormsg</font><font color="#007700">();<br />}<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P >O exemplo acima irá imprimir:</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="screen" >[IBM][CLI Driver] SQL1013N The database alias name or database name "BADNAME" could not be found. SQLSTATE=42705 SQLCODE=-1013</PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN75904" ></A ><H2 >Veja também</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="function.db2-conn-error.html" ><B CLASS="function" >db2_conn_error()</B ></A ></TD ></TR ><TR ><TD ><A HREF="function.db2-connect.html" ><B CLASS="function" >db2_connect()</B ></A ></TD ></TR ><TR ><TD ><A HREF="function.db2-stmt-error.html" ><B CLASS="function" >db2_stmt_error()</B ></A ></TD ></TR ><TR ><TD ><A HREF="function.db2-stmt-errormsg.html" ><B CLASS="function" >db2_stmt_errormsg()</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.db2-conn-error.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Principal</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.db2-connect.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >db2_conn_error</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.ibm-db2.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >db2_connect</TD ></TR ></TABLE ></DIV ></BODY ></HTML >