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

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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Deletes record from paradox database</title>
</head>
<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.px-delete-record" class="refentry">
<div class="refnamediv">
<h1 class="refname">px_delete_record</h1>
<p class="verinfo">(PECL paradox &gt;= 1.4.0)</p><p class="refpurpose"><span class="refname">px_delete_record</span> &mdash; <span class="dc-title">Deletes record from paradox database</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.px-delete-record-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>px_delete_record</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$pxdoc</code></span>
, <span class="methodparam"><span class="type">int</span> <code class="parameter">$num</code></span>
) : <span class="type">bool</span></div>
<p class="para rdfs-comment">
This function deletes a record from the database. It does not free
the space in the database file but just marks it as deleted. Inserting
a new record afterwards will reuse the space.
</p>
<blockquote class="note"><p><strong class="note">Note</strong>:
<p class="para">
This function is only available if pxlib &gt;= 0.6.0 is used.
</p>
</p></blockquote>
</div>
<div class="refsect1 parameters" id="refsect1-function.px-delete-record-parameters">
<h3 class="title">参数</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">pxdoc</code></dt>
<dd>
<p class="para">
Resource identifier of the paradox database
as returned by <span class="function"><a href="px_new.html" class="function">px_new()</a></span>.
</p>
</dd>
<dt>
<code class="parameter">num</code></dt>
<dd>
<p class="para">
The record number is an artificial number counting records in the order
as they are stored in the database. The first record has number 0.
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.px-delete-record-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
成功时返回 <strong><code>TRUE</code></strong> 或者在失败时返回 <strong><code>FALSE</code></strong>
</p>
</div>
</div></div></div></body></html>