<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >error_get_last</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="Error Handling and Logging Functions" HREF="ref.errorfunc.html"><LINK REL="PREVIOUS" TITLE="debug_print_backtrace" HREF="function.debug-print-backtrace.html"><LINK REL="NEXT" TITLE="error_log" HREF="function.error-log.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.debug-print-backtrace.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.error-log.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.error-get-last" ></A >error_get_last</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN47439" ></A ><P > (no version information, might be only in CVS)</P >error_get_last -- Get the last occurred error</DIV ><DIV CLASS="refsect1" ><A NAME="AEN47442" ></A ><H2 >说明</H2 >array <B CLASS="methodname" >error_get_last</B > ( void )<BR ></BR ><P > Gets information about the last error that occured. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN47449" ></A ><H2 >返回值</H2 ><P > Returns an associative array describing the last error with keys "type", "message", "file" and "line". Returns <TT CLASS="constant" ><B >NULL</B ></TT > if there hasn't been an error yet. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN47453" ></A ><H2 >范例</H2 ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN47456" ></A ><P ><B >例 1. An <B CLASS="function" >error_get_last()</B > example</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /></font><font color="#007700">echo </font><font color="#0000BB">$a</font><font color="#007700">;<br /></font><font color="#0000BB">print_r</font><font color="#007700">(</font><font color="#0000BB">error_get_last</font><font color="#007700">());<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ><P >上例的输出类似于:</P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><PRE CLASS="screen" >Array ( [type] => 8 [message] => Undefined variable: a [file] => C:\WWW\index.php [line] => 2 )</PRE ></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN47462" ></A ><H2 >参见</H2 ><P > <P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><A HREF="ref.errorfunc.html#errorfunc.constants" >Error constants</A ></TD ></TR ><TR ><TD ><A HREF="reserved.variables.html#reserved.variables.phperrormsg" >Variable <CODE CLASS="varname" >$php_errormsg</CODE ></A ></TD ></TR ><TR ><TD ><A HREF="ref.errorfunc.html#ini.display-errors" >Directive <CODE CLASS="parameter" >display_errors</CODE ></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.debug-print-backtrace.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.error-log.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >debug_print_backtrace</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.errorfunc.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >error_log</TD ></TR ></TABLE ></DIV ></BODY ></HTML >