uTools-Manuals/docs/php/ifx_num_rows.html
2019-04-28 19:00:34 +08:00

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<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Count the rows already fetched from a query</title>
</head>
<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.ifx-num-rows" class="refentry">
<div class="refnamediv">
<h1 class="refname">ifx_num_rows</h1>
<p class="verinfo">(PHP 4, PHP 5 &lt; 5.2.1)</p><p class="refpurpose"><span class="refname">ifx_num_rows</span> &mdash; <span class="dc-title">Count the rows already fetched from a query</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.ifx-num-rows-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>ifx_num_rows</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$result_id</code></span>
) : <span class="type">int</span></div>
<p class="para rdfs-comment">
Gives the number of rows fetched so far for a query with
<code class="parameter">result_id</code> after a
<span class="function"><a href="ifx_query.html" class="function">ifx_query()</a></span> or <span class="function"><a href="ifx_do.html" class="function">ifx_do()</a></span>
query.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.ifx-num-rows-parameters">
<h3 class="title">参数</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">result_id</code></dt>
<dd>
<p class="para">
<code class="parameter">result_id</code> is a valid resultid returned by
<span class="function"><a href="ifx_query.html" class="function">ifx_query()</a></span> or
<span class="function"><a href="ifx_prepare.html" class="function">ifx_prepare()</a></span> (select type queries only!).
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.ifx-num-rows-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
Returns the number of fetched rows or <strong><code>FALSE</code></strong> on errors.
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.ifx-num-rows-seealso">
<h3 class="title">参见</h3>
<p class="para">
<ul class="simplelist">
<li class="member"><span class="function"><a href="ifx_num_fields.html" class="function" rel="rdfs-seeAlso">ifx_num_fields()</a> - Returns the number of columns in the query</span></li>
</ul>
</p>
</div>
</div></div></div></body></html>