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131 lines
4.6 KiB
HTML
131 lines
4.6 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Open Informix server connection</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.ifx-connect" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">ifx_connect</h1>
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<p class="verinfo">(PHP 4, PHP 5 < 5.2.1)</p><p class="refpurpose"><span class="refname">ifx_connect</span> — <span class="dc-title">Open Informix server connection</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.ifx-connect-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>ifx_connect</strong></span>
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([ <span class="methodparam"><span class="type">string</span> <code class="parameter">$database</code></span>
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[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$userid</code></span>
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[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$password</code></span>
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]]] ) : <span class="type">resource</span></div>
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<p class="para rdfs-comment">
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<span class="function"><strong>ifx_connect()</strong></span> establishes a connection to an Informix
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server.
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</p>
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<p class="para">
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In case a second call is made to <span class="function"><strong>ifx_connect()</strong></span> with the
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same arguments, no new link will be established, but instead, the link
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identifier of the already opened link will be returned.
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</p>
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<p class="para">
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The link to the server will be closed as soon as the execution of the
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script ends, unless it's closed earlier by explicitly calling
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<span class="function"><a href="ifx_close.html" class="function">ifx_close()</a></span>.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.ifx-connect-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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All of the arguments are optional, and if they're missing, defaults are
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taken from values supplied in <var class="filename">php.ini</var> (ifx.default_host for the host
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(Informix libraries will use <var class="envar">INFORMIXSERVER</var> environment
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value if not defined), ifx.default_user for user, ifx.default_password for
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the password (none if not defined).
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</p>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">database</code></dt>
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<dd>
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<p class="para">
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The database name, as a string.
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</p>
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</dd>
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<dt>
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<code class="parameter">userid</code></dt>
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<dd>
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<p class="para">
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The username, as a string.
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</p>
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</dd>
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<dt>
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<code class="parameter">password</code></dt>
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<dd>
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<p class="para">
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The password, as a string.
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.ifx-connect-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns a connection identifier on success, or <strong><code>FALSE</code></strong> on error.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.ifx-connect-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-1284">
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<p><strong>Example #1 Connect to a Informix database</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<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>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.ifx-connect-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="ifx_pconnect.html" class="function" rel="rdfs-seeAlso">ifx_pconnect()</a> - Open persistent Informix connection</span></li>
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<li class="member"><span class="function"><a href="ifx_close.html" class="function" rel="rdfs-seeAlso">ifx_close()</a> - Close Informix connection</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |