📄 function.sybase-affected-rows.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Gets number of affected rows in last query</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="ref.sybase.html">Sybase Functions</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.sybase-close.html">sybase_close</a></div> <div class="up"><a href="ref.sybase.html">Sybase Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.sybase-affected-rows" class="refentry"> <div class="refnamediv"> <h1 class="refname">sybase_affected_rows</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">sybase_affected_rows</span> — <span class="dc-title">Gets number of affected rows in last query</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">int</span> <span class="methodname"><b><b>sybase_affected_rows</b></b></span> ([ <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$link_identifier</tt></span> ] )</div> <p class="para rdfs-comment"> <b>sybase_affected_rows()</b> returns the number of rows affected by the last INSERT, UPDATE or DELETE query on the server associated with the specified link identifier. </p> <p class="para"> This command is not effective for SELECT statements, only on statements which modify records. To retrieve the number of rows returned from a SELECT, use <a href="function.sybase-num-rows.html" class="function">sybase_num_rows()</a>. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">link_identifier</tt></i></span> <dd> <p class="para"> If the link identifier isn't specified, the last opened link is assumed. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns the number of affected rows, as an integer. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 Delete-Query</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">/* connect to database */<br /></span><span style="color: #0000BB">sybase_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'SYBASE'</span><span style="color: #007700">, </span><span style="color: #DD0000">''</span><span style="color: #007700">, </span><span style="color: #DD0000">''</span><span style="color: #007700">) or<br />die(</span><span style="color: #DD0000">"Could not connect"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">sybase_select_db</span><span style="color: #007700">(</span><span style="color: #DD0000">"db"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">sybase_query</span><span style="color: #007700">(</span><span style="color: #DD0000">"DELETE FROM sometable WHERE id < 10"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Records deleted: %d\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">sybase_affected_rows</span><span style="color: #007700">());<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> <div class="example-contents"><p>The above example will output:</p></div> <div class="example-contents"><pre><div class="cdata"><pre>Records deleted: 10</pre></div> </pre></div> </div> </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.sybase-num-rows.html" class="function" rel="rdfs-seeAlso">sybase_num_rows()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="ref.sybase.html">Sybase Functions</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.sybase-close.html">sybase_close</a></div> <div class="up"><a href="ref.sybase.html">Sybase Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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