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<h1 class="refname">pg_set_client_encoding</h1>
<p class="verinfo">(PHP 4 >= 4.0.3, PHP 5)</p><p class="refpurpose"><span class="refname">pg_set_client_encoding</span> — <span class="dc-title">
Set the client encoding
</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.pg-set-client-encoding-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">int</span> <span class="methodname"><strong>pg_set_client_encoding</strong></span>
([ <span class="methodparam"><span class="type">resource</span> <code class="parameter">$connection</code></span>
], <span class="methodparam"><span class="type">string</span> <code class="parameter">$encoding</code></span>
)</div>
<p class="para rdfs-comment">
<span class="function"><strong>pg_set_client_encoding()</strong></span> sets the client
encoding and returns 0 if success or -1 if error.
</p>
<p class="para">
PostgreSQL will automatically convert data in the backend database
encoding into the frontend encoding.
</p>
<blockquote class="note"><p><strong class="note">Note</strong>:
<p class="para">
The function used to be called
<span class="function"><strong>pg_setclientencoding()</strong></span>.
</p>
</p></blockquote>
</div>
<div class="refsect1 parameters" id="refsect1-function.pg-set-client-encoding-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">connection</code></em></span>
<dd>
<p class="para">
PostgreSQL database connection resource. When
<em><code class="parameter">connection</code></em> is not present, the default connection
is used. The default connection is the last connection made by
<span class="function"><a href="function.pg-connect.html" class="function">pg_connect()</a></span> or <span class="function"><a href="function.pg-pconnect.html" class="function">pg_pconnect()</a></span>.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">encoding</code></em></span>
<dd>
<p class="para">
The required client encoding. One of <em>SQL_ASCII</em>, <em>EUC_JP</em>,
<em>EUC_CN</em>, <em>EUC_KR</em>, <em>EUC_TW</em>,
<em>UNICODE</em>, <em>MULE_INTERNAL</em>, <em>LATINX</em> (X=1...9),
<em>KOI8</em>, <em>WIN</em>, <em>ALT</em>, <em>SJIS</em>,
<em>BIG5</em> or <em>WIN1250</em>.
</p>
<p class="para">
The exact list of available encodings depends on your PostgreSQL version, so check your
PostgreSQL manual for a more specific list.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.pg-set-client-encoding-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns 0 on success or -1 on error.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.pg-set-client-encoding-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-2121">
<p><strong>Example #1 <span class="function"><strong>pg_set_client_encoding()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /><br />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">pg_pconnect</span><span style="color: #007700">(</span><span style="color: #DD0000">"dbname=publisher"</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"An error occurred.\n"</span><span style="color: #007700">;<br /> exit;<br />}<br /><br /></span><span style="color: #FF8000">// Set the client encoding to UNICODE. Data will be automatically<br />// converted from the backend encoding to the frontend.<br /></span><span style="color: #0000BB">pg_set_client_encoding</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"UNICODE"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">pg_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"SELECT author, email FROM authors"</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$result</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"An error occurred.\n"</span><span style="color: #007700">;<br /> exit;<br />}<br /><br /></span><span style="color: #FF8000">// Write out UTF-8 data<br /></span><span style="color: #007700">while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">pg_fetch_row</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">"Author: </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">0</span><span style="color: #007700">]</span><span style="color: #DD0000"> E-mail: </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">]</span><span style="color: #DD0000">"</span><span style="color: #007700">;<br /> echo </span><span style="color: #DD0000">"<br />\n"</span><span style="color: #007700">;<br />}<br /> <br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.pg-set-client-encoding-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><a href="function.pg-client-encoding.html" class="function" rel="rdfs-seeAlso">pg_client_encoding()</a> - Gets the client encoding</span></li>
</ul>
</p>
</div>
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