Sophie: php-manual-zh-5.2.4-1mdv2008.1 noarch

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

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><H1
><A
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>sleep</H1
><DIV
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><A
NAME="AEN126043"
></A
><P
>    (PHP 3, PHP 4, PHP 5)</P
>sleep&nbsp;--&nbsp;Delay execution</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN126046"
></A
><H2
>说明</H2
>int <B
CLASS="methodname"
>sleep</B
> ( int seconds )<BR
></BR
><P
>&#13;   Delays the program execution for the given number of
   <CODE
CLASS="parameter"
>seconds</CODE
>.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN126056"
></A
><H2
>参数</H2
><P
>&#13;   <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>seconds</CODE
></DT
><DD
><P
>&#13;       Halt time in seconds.
      </P
></DD
></DL
></DIV
>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN126065"
></A
><H2
>返回值</H2
><P
>&#13;   Returns zero on success, or <TT
CLASS="constant"
><B
>FALSE</B
></TT
> on errors.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN126069"
></A
><H2
>错误／异常</H2
><P
>&#13;   If the specified number of <CODE
CLASS="parameter"
>seconds</CODE
> is negative,
   this function will generate a <TT
CLASS="constant"
><B
>E_WARNING</B
></TT
>.
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN126074"
></A
><H2
>范例</H2
><P
>&#13;   <TABLE
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><A
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></A
><P
><B
>例 1. <B
CLASS="function"
>sleep()</B
> example</B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /><br /></font><font color="#FF8000">// current time<br /></font><font color="#007700">echo </font><font color="#0000BB">date</font><font color="#007700">(</font><font color="#DD0000">'h:i:s'</font><font color="#007700">) . </font><font color="#DD0000">"\n"</font><font color="#007700">;<br /><br /></font><font color="#FF8000">// sleep for 10 seconds<br /></font><font color="#0000BB">sleep</font><font color="#007700">(</font><font color="#0000BB">10</font><font color="#007700">);<br /><br /></font><font color="#FF8000">// wake up !<br /></font><font color="#007700">echo </font><font color="#0000BB">date</font><font color="#007700">(</font><font color="#DD0000">'h:i:s'</font><font color="#007700">) . </font><font color="#DD0000">"\n"</font><font color="#007700">;<br /><br /></font><font color="#0000BB">?&gt;</font>
</font>
</code></TD
></TR
></TABLE
><P
>&#13;     This example will output (after 10 seconds)
    </P
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><PRE
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>05:31:23
05:31:33</PRE
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>
  </P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN126083"
></A
><H2
>参见</H2
><P
>&#13;   <A
HREF="function.usleep.html"
><B
CLASS="function"
>usleep()</B
></A
>,
   <A
HREF="function.set-time-limit.html"
><B
CLASS="function"
>set_time_limit()</B
></A
>
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