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><H1
><A
NAME="function.expect-expectl"
></A
>expect_expectl</H1
><DIV
CLASS="refnamediv"
><A
NAME="AEN48726"
></A
><P
>    (no version information, might be only in CVS)</P
>expect_expectl&nbsp;--&nbsp;Waits until the output from a process matches one
  of the patterns, a specified time period has passed, or an EOF is seen
  </DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN48729"
></A
><H2
>说明</H2
>mixed <B
CLASS="methodname"
>expect_expectl</B
> ( resource expect, array cases, array &#38;match )<BR
></BR
><P
>&#13;   Waits until the output from a process matches one of the patterns,
   a specified time period has passed, or an EOF is seen.
  </P
><P
>&#13;   If <CODE
CLASS="parameter"
>match</CODE
> is provided, then it is filled with the result of search.
   The matched string can be found in <CODE
CLASS="parameter"
>match[0]</CODE
>.
   The match substrings (according to the parentheses) in the original pattern can be found
   in <CODE
CLASS="parameter"
>match[1]</CODE
>, <CODE
CLASS="parameter"
>match[2]</CODE
>, and so
   on, up to <CODE
CLASS="parameter"
>match[9]</CODE
> (the limitation of libexpect).
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN48750"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>expect</CODE
></DT
><DD
><P
>&#13;       An Expect stream, previously opened with
       <A
HREF="function.expect-popen.html"
><B
CLASS="function"
>expect_popen()</B
></A
>.
      </P
></DD
><DT
><CODE
CLASS="parameter"
>cases</CODE
></DT
><DD
><P
>&#13;       An array of expect cases. Each expect case is an indexed array,
       as described in the following table:
       <DIV
CLASS="table"
><A
NAME="AEN48765"
></A
><P
><B
>表 1. Expect Case Array</B
></P
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><COL><COL><COL><COL><COL><THEAD
><TR
><TH
>Index Key</TH
><TH
>Value Type</TH
><TH
>Description</TH
><TH
>Is Mandatory</TH
><TH
>Default Value</TH
></TR
></THEAD
><TBODY
><TR
><TD
>0</TD
><TD
>string</TD
><TD
>pattern, that will be matched against the output from the stream</TD
><TD
>yes</TD
><TD
>&nbsp;</TD
></TR
><TR
><TD
>1</TD
><TD
>mixed</TD
><TD
>value, that will be returned by this function, if the pattern matches</TD
><TD
>yes</TD
><TD
>&nbsp;</TD
></TR
><TR
><TD
>2</TD
><TD
>integer</TD
><TD
>&#13;            pattern type, one of:
            <A
HREF="ref.expect.html#constants.expect.exp_glob"
><TT
CLASS="constant"
><B
>EXP_GLOB</B
></TT
></A
>,
            <A
HREF="ref.expect.html#constants.expect.exp_exact"
><TT
CLASS="constant"
><B
>EXP_EXACT</B
></TT
></A
>
            or
            <A
HREF="ref.expect.html#constants.expect.exp_regexp"
><TT
CLASS="constant"
><B
>EXP_REGEXP</B
></TT
></A
>
           </TD
><TD
>no</TD
><TD
><A
HREF="ref.expect.html#constants.expect.exp_glob"
><TT
CLASS="constant"
><B
>EXP_GLOB</B
></TT
></A
></TD
></TR
></TBODY
></TABLE
></DIV
>
      </P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN48802"
></A
><H2
>返回值</H2
><P
>&#13;   Returns value associated with the pattern that was matched.
  </P
><P
>&#13;   On failure this function returns:
   <A
HREF="ref.expect.html#constants.expect.exp_eof"
><TT
CLASS="constant"
><B
>EXP_EOF</B
></TT
></A
>,
   <A
HREF="ref.expect.html#constants.expect.exp_timeout"
><TT
CLASS="constant"
><B
>EXP_TIMEOUT</B
></TT
></A
>
   or
   <A
HREF="ref.expect.html#constants.expect.exp_fullbuffer"
><TT
CLASS="constant"
><B
>EXP_FULLBUFFER</B
></TT
></A
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN48812"
></A
><H2
>更新日志</H2
><P
>&#13;   <DIV
CLASS="informaltable"
><P
></P
><A
NAME="AEN48815"
></A
><TABLE
BORDER="1"
CLASS="CALSTABLE"
><COL><COL><THEAD
><TR
><TH
>版本</TH
><TH
>说明</TH
></TR
></THEAD
><TBODY
><TR
><TD
>0.2.1</TD
><TD
>&#13;       Prior to version 0.2.1, in <CODE
CLASS="parameter"
>match</CODE
> parameter a match string was returned,
       not an array of match substrings.
       </TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN48826"
></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="AEN48829"
></A
><P
><B
>例 1. <B
CLASS="function"
>expect_expectl()</B
> example</B
></P
><TABLE
BORDER="0"
BGCOLOR="#E0E0E0"
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><TR
><TD
><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /></font><font color="#FF8000">// Copies file from remote host:<br /></font><font color="#0000BB">ini_set </font><font color="#007700">(</font><font color="#DD0000">"expect.timeout"</font><font color="#007700">, </font><font color="#0000BB">30</font><font color="#007700">);<br /><br /></font><font color="#0000BB">$stream </font><font color="#007700">= </font><font color="#0000BB">fopen </font><font color="#007700">(</font><font color="#DD0000">"expect://scp user@remotehost:/var/log/messages /home/user/messages.txt"</font><font color="#007700">, </font><font color="#DD0000">"r"</font><font color="#007700">);<br /><br /></font><font color="#0000BB">$cases </font><font color="#007700">= array (<br />&nbsp;&nbsp;array (</font><font color="#0000BB">0 </font><font color="#007700">=&gt; </font><font color="#DD0000">"password:"</font><font color="#007700">, </font><font color="#0000BB">1 </font><font color="#007700">=&gt; </font><font color="#0000BB">PASSWORD</font><font color="#007700">),<br />&nbsp;&nbsp;array (</font><font color="#0000BB">0 </font><font color="#007700">=&gt; </font><font color="#DD0000">"yes/no)?"</font><font color="#007700">, </font><font color="#0000BB">1 </font><font color="#007700">=&gt; </font><font color="#0000BB">YESNO</font><font color="#007700">)<br />);<br /><br />while (</font><font color="#0000BB">true</font><font color="#007700">) {<br /> switch (</font><font color="#0000BB">expect_expectl </font><font color="#007700">(</font><font color="#0000BB">$stream</font><font color="#007700">, </font><font color="#0000BB">$cases</font><font color="#007700">))<br /> {<br />&nbsp;&nbsp;case </font><font color="#0000BB">PASSWORD</font><font color="#007700">:<br />&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">fwrite </font><font color="#007700">(</font><font color="#0000BB">$stream</font><font color="#007700">, </font><font color="#DD0000">"password\n"</font><font color="#007700">);<br />&nbsp;&nbsp;&nbsp;break;<br /><br />&nbsp;&nbsp;case </font><font color="#0000BB">YESNO</font><font color="#007700">:<br />&nbsp;&nbsp;&nbsp;</font><font color="#0000BB">fwrite </font><font color="#007700">(</font><font color="#0000BB">$stream</font><font color="#007700">, </font><font color="#DD0000">"yes\n"</font><font color="#007700">);<br />&nbsp;&nbsp;&nbsp;break;<br /><br />&nbsp;&nbsp;case </font><font color="#0000BB">EXP_TIMEOUT</font><font color="#007700">:<br />&nbsp;&nbsp;case </font><font color="#0000BB">EXP_EOF</font><font color="#007700">:<br />&nbsp;&nbsp;&nbsp;break </font><font color="#0000BB">2</font><font color="#007700">;<br />&nbsp;&nbsp;<br />&nbsp;&nbsp;default:<br />&nbsp;&nbsp;&nbsp;die (</font><font color="#DD0000">"Error has occurred!\n"</font><font color="#007700">);<br /> }<br />}<br /><br /></font><font color="#0000BB">fclose </font><font color="#007700">(</font><font color="#0000BB">$stream</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="AEN48833"
></A
><H2
>参见</H2
><P
>&#13;   <P
></P
><TABLE
BORDER="0"
><TBODY
><TR
><TD
><A
HREF="function.expect-popen.html"
><B
CLASS="function"
>expect_popen()</B
></A
></TD
></TR
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><P
></P
>
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