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>proc_nice</H1
><DIV
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><A
NAME="AEN189165"
></A
><P
> (PHP 5)</P
>proc_nice -- Change the priority of the current process</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN189168"
></A
><H2
>说明</H2
>bool <B
CLASS="methodname"
>proc_nice</B
> ( int increment )<BR
></BR
><P
> <B
CLASS="function"
>proc_nice()</B
> changes the priority of the current
process by the amount specified in <CODE
CLASS="parameter"
>increment</CODE
>. A
positive <CODE
CLASS="parameter"
>increment</CODE
> will lower the priority of the
current process, whereas a negative <CODE
CLASS="parameter"
>increment</CODE
>
will raise the priority.
</P
><P
> <B
CLASS="function"
>proc_nice()</B
> is not related to
<A
HREF="function.proc-open.html"
><B
CLASS="function"
>proc_open()</B
></A
> and its associated functions in any way.
</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN189184"
></A
><H2
>参数</H2
><P
> <P
></P
><DIV
CLASS="variablelist"
><DL
><DT
><CODE
CLASS="parameter"
>increment</CODE
></DT
><DD
><P
> The increment value of the priority change.
</P
></DD
></DL
></DIV
>
</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN189193"
></A
><H2
>返回值</H2
><P
> 如果成功则返回 <TT
CLASS="constant"
><B
>TRUE</B
></TT
>，失败则返回 <TT
CLASS="constant"
><B
>FALSE</B
></TT
>。
If an error occurs, like the user lacks permission to change the priority,
an error of level <TT
CLASS="constant"
><B
>E_WARNING</B
></TT
> is also generated.
</P
></DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN189199"
></A
><H2
>注释</H2
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>Availability: </B
>
<B
CLASS="function"
>proc_nice()</B
> will only exist if your system has 'nice'
capabilities. 'nice' conforms to: SVr4, SVID EXT, AT&T, X/OPEN, BSD
4.3. This means that <B
CLASS="function"
>proc_nice()</B
> is not available
on Windows.
</P
></BLOCKQUOTE
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