Sophie

Sophie

distrib > Mandriva > 2008.1 > x86_64 > by-pkgid > 05cd670d8a02b2b4a0ffb1756f2e8308 > files > 1122

php-manual-zh-5.2.4-1mdv2008.1.noarch.rpm

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<HTML
><HEAD
><TITLE
>func_get_args</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="Function Handling Functions"
HREF="ref.funchand.html"><LINK
REL="PREVIOUS"
TITLE="func_get_arg"
HREF="function.func-get-arg.html"><LINK
REL="NEXT"
TITLE="func_num_args"
HREF="function.func-num-args.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.func-get-arg.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.func-num-args.html"
ACCESSKEY="N"
>下一页</A
></TD
></TR
></TABLE
><HR
ALIGN="LEFT"
WIDTH="100%"></DIV
><H1
><A
NAME="function.func-get-args"
></A
>func_get_args</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN62823"
></A
><P
>    (PHP 4, PHP 5)</P
>func_get_args&nbsp;--&nbsp;Returns an array comprising a function's argument list</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN62826"
></A
><H2
>说明</H2
>array <B
CLASS="methodname"
>func_get_args</B
> ( void  )<BR
></BR
><P
>&#13;   Gets an array of the function's argument list.
  </P
><P
>&#13;   This function may be used in conjunction with 
   <A
HREF="function.func-get-arg.html"
><B
CLASS="function"
>func_get_arg()</B
></A
> and <A
HREF="function.func-num-args.html"
><B
CLASS="function"
>func_num_args()</B
></A
>
   to allow user-defined functions to accept variable-length argument lists.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN62836"
></A
><H2
>返回值</H2
><P
>&#13;   Returns an array in which each element is a copy of the corresponding
   member of the current user-defined function's argument list. 
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN62839"
></A
><H2
>错误／异常</H2
><P
>&#13;   Generates a warning if called from outside of a user-defined function.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN62842"
></A
><H2
>范例</H2
><P
>&#13;   <TABLE
WIDTH="100%"
BORDER="0"
CELLPADDING="0"
CELLSPACING="0"
CLASS="EXAMPLE"
><TR
><TD
><DIV
CLASS="example"
><A
NAME="AEN62845"
></A
><P
><B
>例 1. <B
CLASS="function"
>func_get_args()</B
> example</B
></P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
CELLPADDING="5"
><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /></font><font color="#007700">function </font><font color="#0000BB">foo</font><font color="#007700">()<br />{<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">$numargs </font><font color="#007700">= </font><font color="#0000BB">func_num_args</font><font color="#007700">();<br />&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#DD0000">"Number of arguments: $numargs&lt;br /&gt;</font><font color="#007700">\n</font><font color="#DD0000">"</font><font color="#007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;if (</font><font color="#0000BB">$numargs </font><font color="#007700">&gt;= </font><font color="#0000BB">2</font><font color="#007700">) {<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#DD0000">"Second argument is: " </font><font color="#007700">. </font><font color="#0000BB">func_get_arg</font><font color="#007700">(</font><font color="#0000BB">1</font><font color="#007700">) . </font><font color="#DD0000">"&lt;br /&gt;\n"</font><font color="#007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br />&nbsp;&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">$arg_list </font><font color="#007700">= </font><font color="#0000BB">func_get_args</font><font color="#007700">();<br />&nbsp;&nbsp;&nbsp;&nbsp;for (</font><font color="#0000BB">$i </font><font color="#007700">= </font><font color="#0000BB">0</font><font color="#007700">; </font><font color="#0000BB">$i </font><font color="#007700">&lt; </font><font color="#0000BB">$numargs</font><font color="#007700">; </font><font color="#0000BB">$i</font><font color="#007700">++) {<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo </font><font color="#DD0000">"Argument $i is: " </font><font color="#007700">. </font><font color="#0000BB">$arg_list</font><font color="#007700">[</font><font color="#0000BB">$i</font><font color="#007700">] . </font><font color="#DD0000">"&lt;br /&gt;\n"</font><font color="#007700">;<br />&nbsp;&nbsp;&nbsp;&nbsp;}<br />}<br /><br /></font><font color="#0000BB">foo</font><font color="#007700">(</font><font color="#0000BB">1</font><font color="#007700">, </font><font color="#0000BB">2</font><font color="#007700">, </font><font color="#0000BB">3</font><font color="#007700">);<br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
></TABLE
></DIV
></TD
></TR
></TABLE
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN62849"
></A
><H2
>注释</H2
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>注意: </B
>Because this function depends on the
current scope to determine parameter details, it cannot be used as a
function parameter. If you must pass this value, assign the results to a
variable, and pass the variable.</P
></BLOCKQUOTE
></DIV
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>注意: </B
>
    This function returns a copy of the passed arguments only, and does not
    account for default (non-passed) arguments.
   </P
></BLOCKQUOTE
></DIV
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN62855"
></A
><H2
>参见</H2
><P
>&#13;   <P
></P
><TABLE
BORDER="0"
><TBODY
><TR
><TD
><A
HREF="function.func-get-arg.html"
><B
CLASS="function"
>func_get_arg()</B
></A
></TD
></TR
><TR
><TD
><A
HREF="function.func-num-args.html"
><B
CLASS="function"
>func_num_args()</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.func-get-arg.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.func-num-args.html"
ACCESSKEY="N"
>下一页</A
></TD
></TR
><TR
><TD
WIDTH="33%"
ALIGN="left"
VALIGN="top"
>func_get_arg</TD
><TD
WIDTH="34%"
ALIGN="center"
VALIGN="top"
><A
HREF="ref.funchand.html"
ACCESSKEY="U"
>上一级</A
></TD
><TD
WIDTH="33%"
ALIGN="right"
VALIGN="top"
>func_num_args</TD
></TR
></TABLE
></DIV
></BODY
></HTML
>

Perl :: Catalyst :: PostgreSQL :: RPM Valid HTML 4.01 Transitional