mirror of
https://github.com/fofolee/uTools-Manuals.git
synced 2025-06-17 21:16:57 +08:00
115 lines
6.6 KiB
HTML
115 lines
6.6 KiB
HTML
<!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>Moves internal row pointer</title>
|
||
</head>
|
||
<body class="docs"><div id="layout">
|
||
<div id="layout-content"><div id="function.mssql-data-seek" class="refentry">
|
||
<div class="refnamediv">
|
||
<h1 class="refname">mssql_data_seek</h1>
|
||
<p class="verinfo">(PHP 4, PHP 5, PECL odbtp >= 1.1.1)</p><p class="refpurpose"><span class="refname">mssql_data_seek</span> — <span class="dc-title">Moves internal row pointer</span></p>
|
||
|
||
</div>
|
||
|
||
<div id="function.mssql-data-seek-refsynopsisdiv">
|
||
<div class="warning"><strong class="warning">Warning</strong>
|
||
|
||
<p class="para">
|
||
This function was <em class="emphasis">REMOVED</em> in PHP 7.0.0.
|
||
</p>
|
||
<p class="para">
|
||
Alternatives to this function include:
|
||
</p>
|
||
|
||
<ul class="simplelist">
|
||
<li class="member">
|
||
Using an <em>OFFSET</em> clause with a query issued through
|
||
<a href="ref.pdo_sqlsrv.html" class="link">PDO_SQLSRV</a>,
|
||
<a href="ref.pdo_odbc.html" class="link">PDO_ODBC</a>,
|
||
<a href="book.sqlsrv.html" class="link">SQLSRV</a>, or the
|
||
<a href="book.uodbc.html" class="link">unified ODBC driver</a>.
|
||
</li>
|
||
</ul>
|
||
</div>
|
||
</div>
|
||
|
||
<div class="refsect1 description" id="refsect1-function.mssql-data-seek-description">
|
||
<h3 class="title">说明</h3>
|
||
<div class="methodsynopsis dc-description">
|
||
<span class="methodname"><strong>mssql_data_seek</strong></span>
|
||
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$result_identifier</code></span>
|
||
, <span class="methodparam"><span class="type">int</span> <code class="parameter">$row_number</code></span>
|
||
) : <span class="type">bool</span></div>
|
||
|
||
<p class="para rdfs-comment">
|
||
<span class="function"><strong>mssql_data_seek()</strong></span> moves the internal row
|
||
pointer of the MS SQL result associated with the specified result
|
||
identifier to point to the specified row number, first row being
|
||
number 0. The next call to <span class="function"><a href="mssql_fetch_row.html" class="function">mssql_fetch_row()</a></span>
|
||
would return that row.
|
||
</p>
|
||
</div>
|
||
|
||
|
||
<div class="refsect1 parameters" id="refsect1-function.mssql-data-seek-parameters">
|
||
<h3 class="title">参数</h3>
|
||
<p class="para">
|
||
<dl>
|
||
|
||
|
||
<dt>
|
||
<code class="parameter">result_identifier</code></dt>
|
||
|
||
<dd>
|
||
|
||
<p class="para">
|
||
The result resource that is being evaluated.
|
||
</p>
|
||
</dd>
|
||
|
||
|
||
|
||
<dt>
|
||
<code class="parameter">row_number</code></dt>
|
||
|
||
<dd>
|
||
|
||
<p class="para">
|
||
The desired row number of the new result pointer.
|
||
</p>
|
||
</dd>
|
||
|
||
|
||
</dl>
|
||
|
||
</p>
|
||
</div>
|
||
|
||
|
||
<div class="refsect1 returnvalues" id="refsect1-function.mssql-data-seek-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 class="refsect1 examples" id="refsect1-function.mssql-data-seek-examples">
|
||
<h3 class="title">范例</h3>
|
||
<p class="para">
|
||
<div class="example" id="example-1749">
|
||
<p><strong>Example #1 <span class="function"><strong>mssql_data_seek()</strong></span> example</strong></p>
|
||
<div class="example-contents">
|
||
<div class="phpcode"><pre><span style="color: #000000">
|
||
<span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">// Connect to MSSQL and select the database<br /></span><span style="color: #0000BB">$link </span><span style="color: #007700">= </span><span style="color: #0000BB">mssql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'MANGO\SQLEXPRESS'</span><span style="color: #007700">, </span><span style="color: #DD0000">'sa'</span><span style="color: #007700">, </span><span style="color: #DD0000">'phpfi'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">mssql_select_db</span><span style="color: #007700">(</span><span style="color: #DD0000">'php'</span><span style="color: #007700">, </span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Select all people<br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">mssql_query</span><span style="color: #007700">(</span><span style="color: #DD0000">'SELECT [name], [age] FROM [persons] WHERE [age] >= 13'</span><span style="color: #007700">);<br /><br />if (!</span><span style="color: #0000BB">$result</span><span style="color: #007700">) {<br /> die(</span><span style="color: #DD0000">'Query failed.'</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">// Select every 4th student in the results<br /></span><span style="color: #007700">for (</span><span style="color: #0000BB">$i </span><span style="color: #007700">= </span><span style="color: #0000BB">mssql_num_rows</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">) - </span><span style="color: #0000BB">1</span><span style="color: #007700">; </span><span style="color: #0000BB">$i </span><span style="color: #007700">% </span><span style="color: #0000BB">4</span><span style="color: #007700">; </span><span style="color: #0000BB">$i</span><span style="color: #007700">++) {<br /> if (!</span><span style="color: #0000BB">mssql_data_seek</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">, </span><span style="color: #0000BB">$i</span><span style="color: #007700">)) {<br /> continue;<br /> }<br /><br /> </span><span style="color: #FF8000">// Fetch the row ...<br /></span><span style="color: #007700">}<br /><br /></span><span style="color: #FF8000">// Free the query result<br /></span><span style="color: #0000BB">mssql_free_result</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
|
||
</span>
|
||
</pre></div>
|
||
</div>
|
||
|
||
</div>
|
||
</p>
|
||
</div>
|
||
|
||
|
||
</div></div></div></body></html> |