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<title>Negotiate client's preferred character set</title>
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<h1 class="refname">http_negotiate_charset</h1>
<p class="verinfo">(PECL pecl_http >= 0.1.0)</p><p class="refpurpose"><span class="refname">http_negotiate_charset</span> — <span class="dc-title">Negotiate client's preferred character set</span></p>
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<div class="refsect1 description" id="refsect1-function.http-negotiate-charset-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">string</span> <span class="methodname"><strong>http_negotiate_charset</strong></span>
( <span class="methodparam"><span class="type">array</span> <code class="parameter">$supported</code></span>
[, <span class="methodparam"><span class="type">array</span> <code class="parameter reference">&$result</code></span>
] )</div>
<p class="para rdfs-comment">
This function negotiates the clients preferred charset based on its
<em>Accept-Charset</em> HTTP header. The qualifier is recognized and charsets
without qualifier are rated highest.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.http-negotiate-charset-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">supported</code></em></span>
<dd>
<p class="para">
array containing the supported charsets as values
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">result</code></em></span>
<dd>
<p class="para">
will be filled with an array containing the negotiation results
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.http-negotiate-charset-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns the negotiated charset or the default charset (i.e. first array entry) if none match.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.http-negotiate-charset-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-4362">
<p><strong>Example #1 Using <span class="function"><strong>http_negotiate_charset()</strong></span></strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$charsets </span><span style="color: #007700">= array(<br /> </span><span style="color: #DD0000">'iso-8859-1'</span><span style="color: #007700">, </span><span style="color: #FF8000">// default<br /> </span><span style="color: #DD0000">'iso-8859-2'</span><span style="color: #007700">,<br /> </span><span style="color: #DD0000">'iso-8859-15'</span><span style="color: #007700">,<br /> </span><span style="color: #DD0000">'utf-8'<br /></span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$pref </span><span style="color: #007700">= </span><span style="color: #0000BB">http_negotiate_charset</span><span style="color: #007700">(</span><span style="color: #0000BB">$charsets</span><span style="color: #007700">, </span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br /><br />if (</span><span style="color: #0000BB">strcmp</span><span style="color: #007700">(</span><span style="color: #0000BB">$pref</span><span style="color: #007700">, </span><span style="color: #DD0000">'iso-8859-1'</span><span style="color: #007700">)) {<br /> </span><span style="color: #0000BB">iconv_set_encoding</span><span style="color: #007700">(</span><span style="color: #DD0000">'internal_encoding'</span><span style="color: #007700">, </span><span style="color: #DD0000">'iso-8859-1'</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">iconv_set_encoding</span><span style="color: #007700">(</span><span style="color: #DD0000">'output_encoding'</span><span style="color: #007700">, </span><span style="color: #0000BB">$pref</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">ob_start</span><span style="color: #007700">(</span><span style="color: #DD0000">'ob_iconv_handler'</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
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