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

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>vfprintf</H1
><DIV
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><P
>    (PHP 5)</P
>vfprintf&nbsp;--&nbsp;Write a formatted string to a stream</DIV
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><H2
>Description</H2
>int <B
CLASS="methodname"
>vfprintf</B
> ( resource handle, string format, array args )<BR
></BR
><P
>&#13;     Write a string produced according to <CODE
CLASS="parameter"
>format</CODE
>
     to the stream resource specified by <CODE
CLASS="parameter"
>handle</CODE
>.
     <CODE
CLASS="parameter"
>format</CODE
> is described in the documentation for
     <A
HREF="function.sprintf.html"
><B
CLASS="function"
>sprintf()</B
></A
>.
    </P
><P
>&#13;     Operates as <A
HREF="function.fprintf.html"
><B
CLASS="function"
>fprintf()</B
></A
> but accepts an array of
     arguments, rather than a variable number of arguments.
    </P
><P
>&#13;     Returns the length of the outputted string.
    </P
><P
>&#13;     See also: <A
HREF="function.printf.html"
><B
CLASS="function"
>printf()</B
></A
>,
     <A
HREF="function.sprintf.html"
><B
CLASS="function"
>sprintf()</B
></A
>,
     <A
HREF="function.sscanf.html"
><B
CLASS="function"
>sscanf()</B
></A
>, <A
HREF="function.fscanf.html"
><B
CLASS="function"
>fscanf()</B
></A
>, 
     <A
HREF="function.vsprintf.html"
><B
CLASS="function"
>vsprintf()</B
></A
>, and
     <A
HREF="function.number-format.html"
><B
CLASS="function"
>number_format()</B
></A
>.
    </P
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><H2
>Examples</H2
><P
>&#13;     <TABLE
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><P
><B
>例 1. <B
CLASS="function"
>vfprintf()</B
>: zero-padded integers</B
></P
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><code><font color="#000000">
<font color="#0000BB">&lt;?php<br /></font><font color="#007700">if (!(</font><font color="#0000BB">$fp </font><font color="#007700">= </font><font color="#0000BB">fopen</font><font color="#007700">(</font><font color="#DD0000">'date.txt'</font><font color="#007700">, </font><font color="#DD0000">'w'</font><font color="#007700">)))<br />&nbsp;&nbsp;&nbsp;&nbsp;return;<br /><br /></font><font color="#0000BB">vfprintf</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">, </font><font color="#DD0000">"%04d-%02d-%02d"</font><font color="#007700">, array(</font><font color="#0000BB">$year</font><font color="#007700">, </font><font color="#0000BB">$month</font><font color="#007700">, </font><font color="#0000BB">$day</font><font color="#007700">));<br /></font><font color="#FF8000">// will write the formatted ISO date to date.txt<br /></font><font color="#0000BB">?&gt;</font>
</font>
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