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

97 lines
8.8 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>Makes the next result of the specified statement active</title>
</head>
<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.sqlsrv-next-result" class="refentry">
<div class="refnamediv">
<h1 class="refname">sqlsrv_next_result</h1>
<p class="verinfo">(No version information available, might only be in Git)</p><p class="refpurpose"><span class="refname">sqlsrv_next_result</span> &mdash; <span class="dc-title">Makes the next result of the specified statement active</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.sqlsrv-next-result-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>sqlsrv_next_result</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$stmt</code></span>
) : <span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span></div>
<p class="para rdfs-comment">
Makes the next result of the specified statement active. Results include result
sets, row counts, and output parameters.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.sqlsrv-next-result-parameters">
<h3 class="title">参数</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">stmt</code></dt>
<dd>
<p class="para">
The statment on which the next result is being called.
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.sqlsrv-next-result-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
Returns <strong><code>TRUE</code></strong> if the next result was successfully retrieved, <strong><code>FALSE</code></strong> if an error
occurred, and <strong><code>NULL</code></strong> if there are no more results to retrieve.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.sqlsrv-next-result-examples">
<h3 class="title">范例</h3>
<p class="para">
<div class="example" id="example-2584">
<p><strong>Example #1 <span class="function"><strong>sqlsrv_next_result()</strong></span> example</strong></p>
<div class="example-contents"><p>
The following example executes a batch query that inserts into a table and
then selects from the table. This produces two results on the statement:
one for the rows affected by the INSERT and one for the rows returned by
the SELECT. To get to the rows returned by the SELECT,
<span class="function"><strong>sqlsrv_next_result()</strong></span> must be called to move past the first result.
</p></div>
<div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$serverName&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">"serverName\sqlexpress"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$connectionInfo&nbsp;</span><span style="color: #007700">=&nbsp;array(</span><span style="color: #DD0000">"Database"</span><span style="color: #007700">=&gt;</span><span style="color: #DD0000">"dbName"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"UID"</span><span style="color: #007700">=&gt;</span><span style="color: #DD0000">"userName"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"PWD"</span><span style="color: #007700">=&gt;</span><span style="color: #DD0000">"password"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">sqlsrv_connect</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">$serverName</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$connectionInfo</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$query&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #DD0000">"INSERT&nbsp;INTO&nbsp;Table_1&nbsp;(id,&nbsp;data)&nbsp;VALUES&nbsp;(?,?);&nbsp;SELECT&nbsp;*&nbsp;FROM&nbsp;TABLE_1;"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$params&nbsp;</span><span style="color: #007700">=&nbsp;array(</span><span style="color: #0000BB">1</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"some&nbsp;data"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$stmt&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">sqlsrv_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$query</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$params</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Consume&nbsp;the&nbsp;first&nbsp;result&nbsp;(rows&nbsp;affected&nbsp;by&nbsp;INSERT)&nbsp;without&nbsp;calling&nbsp;sqlsrv_next_result.<br /></span><span style="color: #007700">echo&nbsp;</span><span style="color: #DD0000">"Rows&nbsp;affected:&nbsp;"</span><span style="color: #007700">.</span><span style="color: #0000BB">sqlsrv_rows_affected</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">).</span><span style="color: #DD0000">"&lt;br&nbsp;/&gt;"</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">//&nbsp;Move&nbsp;to&nbsp;the&nbsp;next&nbsp;result&nbsp;and&nbsp;display&nbsp;results.<br /></span><span style="color: #0000BB">$next_result&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">sqlsrv_next_result</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br />if(&nbsp;</span><span style="color: #0000BB">$next_result&nbsp;</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;while(&nbsp;</span><span style="color: #0000BB">$row&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">sqlsrv_fetch_array</span><span style="color: #007700">(&nbsp;</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">SQLSRV_FETCH_ASSOC</span><span style="color: #007700">)){<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #DD0000">'id'</span><span style="color: #007700">].</span><span style="color: #DD0000">":&nbsp;"</span><span style="color: #007700">.</span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #DD0000">'data'</span><span style="color: #007700">].</span><span style="color: #DD0000">"&lt;br&nbsp;/&gt;"</span><span style="color: #007700">;&nbsp;<br />&nbsp;&nbsp;&nbsp;}<br />}&nbsp;elseif(&nbsp;</span><span style="color: #0000BB">is_null</span><span style="color: #007700">(</span><span style="color: #0000BB">$next_result</span><span style="color: #007700">))&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;echo&nbsp;</span><span style="color: #DD0000">"No&nbsp;more&nbsp;results.&lt;br&nbsp;/&gt;"</span><span style="color: #007700">;<br />}&nbsp;else&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;die(</span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">sqlsrv_errors</span><span style="color: #007700">(),&nbsp;</span><span style="color: #0000BB">true</span><span style="color: #007700">));<br />}<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.sqlsrv-next-result-seealso">
<h3 class="title">参见</h3>
<p class="para">
<ul class="simplelist">
<li class="member"><span class="function"><a href="sqlsrv_query.html" class="function" rel="rdfs-seeAlso">sqlsrv_query()</a> - Prepares and executes a query</span></li>
<li class="member"><span class="function"><a href="sqlsrv_fetch_array.html" class="function" rel="rdfs-seeAlso">sqlsrv_fetch_array()</a> - Returns a row as an array</span></li>
<li class="member"><span class="function"><a href="sqlsrv_rows_affected.html" class="function" rel="rdfs-seeAlso">sqlsrv_rows_affected()</a> - Returns the number of rows modified by the last INSERT, UPDATE, or
DELETE query executed</span></li>
</ul>
</p>
</div>
</div></div></div></body></html>