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>stream_context_create</H1
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><P
> (PHP 4 >= 4.3.0, PHP 5)</P
>stream_context_create -- Create a streams context</DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN222661"
></A
><H2
>Description</H2
>resource <B
CLASS="methodname"
>stream_context_create</B
> ( [array options [, array params]] )<BR
></BR
><P
> Creates and returns a stream context with any options supplied in
<CODE
CLASS="parameter"
>options</CODE
> preset.
</P
><P
> <CODE
CLASS="parameter"
>options</CODE
> must be an associative
array of associative arrays in the format
<TT
CLASS="literal"
>$arr['wrapper']['option'] = $value</TT
>.
It defaults to an empty array.
</P
><P
> <CODE
CLASS="parameter"
>params</CODE
> must be an associative array
in the format <TT
CLASS="literal"
>$arr['parameter'] = $value</TT
>.
Refer to <A
HREF="function.stream-context-set-params.html"
><B
CLASS="function"
>stream_context_set_params()</B
></A
> for
a listing of standard stream parameters.
</P
><DIV
CLASS="note"
><BLOCKQUOTE
CLASS="note"
><P
><B
>注意: </B
>
The <CODE
CLASS="parameter"
>params</CODE
> argument
was added to <TT
CLASS="literal"
>PHP 6.0.0</TT
>.
</P
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><B
>例 1. Using <B
CLASS="function"
>stream_context_create()</B
></B
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><code><font color="#000000">
<font color="#0000BB"><?php<br />$opts </font><font color="#007700">= array(<br /> </font><font color="#DD0000">'http'</font><font color="#007700">=>array(<br /> </font><font color="#DD0000">'method'</font><font color="#007700">=></font><font color="#DD0000">"GET"</font><font color="#007700">,<br /> </font><font color="#DD0000">'header'</font><font color="#007700">=></font><font color="#DD0000">"Accept-language: en\r\n" </font><font color="#007700">. <br /> </font><font color="#DD0000">"Cookie: foo=bar\r\n"<br /> </font><font color="#007700">)<br />);<br /><br /></font><font color="#0000BB">$context </font><font color="#007700">= </font><font color="#0000BB">stream_context_create</font><font color="#007700">(</font><font color="#0000BB">$opts</font><font color="#007700">);<br /><br /></font><font color="#FF8000">/* Sends an http request to www.example.com<br /> with additional headers shown above */<br /></font><font color="#0000BB">$fp </font><font color="#007700">= </font><font color="#0000BB">fopen</font><font color="#007700">(</font><font color="#DD0000">'http://www.example.com'</font><font color="#007700">, </font><font color="#DD0000">'r'</font><font color="#007700">, </font><font color="#0000BB">false</font><font color="#007700">, </font><font color="#0000BB">$context</font><font color="#007700">);<br /></font><font color="#0000BB">fpassthru</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">);<br /></font><font color="#0000BB">fclose</font><font color="#007700">(</font><font color="#0000BB">$fp</font><font color="#007700">);<br /></font><font color="#0000BB">?></font>
</font>
</code></TD
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><P
> See also
<A
HREF="function.stream-context-set-option.html"
><B
CLASS="function"
>stream_context_set_option()</B
></A
>, and
Listing of supported wrappers with context options (<A
HREF="wrappers.html"
>附录 N</A
>).
</P
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