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<h1 class="refname">ifx_connect</h1>
<p class="verinfo">(PHP 4, PHP <=5.2.0)</p><p class="refpurpose"><span class="refname">ifx_connect</span> — <span class="dc-title">Open Informix server connection</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.ifx-connect-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">resource</span> <span class="methodname"><strong>ifx_connect</strong></span>
([ <span class="methodparam"><span class="type">string</span> <code class="parameter">$database</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$userid</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$password</code></span>
]]] )</div>
<p class="para rdfs-comment">
<span class="function"><strong>ifx_connect()</strong></span> establishes a connection to an Informix
server.
</p>
<p class="para">
In case a second call is made to <span class="function"><strong>ifx_connect()</strong></span> with the
same arguments, no new link will be established, but instead, the link
identifier of the already opened link will be returned.
</p>
<p class="para">
The link to the server will be closed as soon as the execution of the
script ends, unless it's closed earlier by explicitly calling
<span class="function"><a href="function.ifx-close.html" class="function">ifx_close()</a></span>.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.ifx-connect-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
All of the arguments are optional, and if they're missing, defaults are
taken from values supplied in <var class="filename">php.ini</var> (ifx.default_host for the host
(Informix libraries will use <span class="envar">INFORMIXSERVER</span> environment
value if not defined), ifx.default_user for user, ifx.default_password for
the password (none if not defined).
</p>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">database</code></em></span>
<dd>
<p class="para">
The database name, as a string.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">userid</code></em></span>
<dd>
<p class="para">
The username, as a string.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">password</code></em></span>
<dd>
<p class="para">
The password, as a string.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.ifx-connect-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns a connection identifier on success, or <strong><code>FALSE</code></strong> on error.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.ifx-connect-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-1194">
<p><strong>Example #1 Connect to a Informix database</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br />$conn_id </span><span style="color: #007700">= </span><span style="color: #0000BB">ifx_connect </span><span style="color: #007700">(</span><span style="color: #DD0000">"mydb@ol_srv1"</span><span style="color: #007700">, </span><span style="color: #DD0000">"imyself"</span><span style="color: #007700">, </span><span style="color: #DD0000">"mypassword"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.ifx-connect-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><a href="function.ifx-pconnect.html" class="function" rel="rdfs-seeAlso">ifx_pconnect()</a> - Open persistent Informix connection</span></li>
<li class="member"> <span class="function"><a href="function.ifx-close.html" class="function" rel="rdfs-seeAlso">ifx_close()</a> - Close Informix connection</span></li>
</ul>
</p>
</div>
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