<!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>Get the number of rows in the result set</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.cubrid-num-cols.html">cubrid_num_cols</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.cubrid-pconnect-with-url.html">cubrid_pconnect_with_url</a></div> <div class="up"><a href="ref.cubrid.html">CUBRID Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="function.cubrid-num-rows" class="refentry"> <div class="refnamediv"> <h1 class="refname">cubrid_num_rows</h1> <p class="verinfo">(PECL CUBRID >= 8.3.0)</p><p class="refpurpose"><span class="refname">cubrid_num_rows</span> — <span class="dc-title">Get the number of rows in the result set</span></p> </div> <div class="refsect1 description" id="refsect1-function.cubrid-num-rows-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">int</span> <span class="methodname"><strong>cubrid_num_rows</strong></span> ( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$result</code></span> )</div> <p class="para rdfs-comment"> The <span class="function"><strong>cubrid_num_rows()</strong></span> function is used to get the number of rows from the query result. You can use it only when the query executed is a select statement. When you want to know such value for INSERT, UPDATE, or DELETE query, you have to use the <span class="function"><a href="function.cubrid-affected-rows.html" class="function">cubrid_affected_rows()</a></span> function. </p> <p class="para"> Note: The <span class="function"><strong>cubrid_num_rows()</strong></span> function can only be used for synchronous query; it returns 0 when it is used for asynchronous query. </p> </div> <div class="refsect1 parameters" id="refsect1-function.cubrid-num-rows-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <code class="parameter">result</code></dt> <dd> <p class="para"><code class="parameter">result</code> comes from a call to <span class="function"><a href="function.cubrid-execute.html" class="function">cubrid_execute()</a></span>, <span class="function"><a href="function.cubrid-query.html" class="function">cubrid_query()</a></span> and <span class="function"><a href="function.cubrid-prepare.html" class="function">cubrid_prepare()</a></span></p></dd> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-function.cubrid-num-rows-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Number of rows, when process is successful. </p> <p class="para"> 0 when the query was done in async mode. </p> <p class="para"> -1, if SQL statement is not SELECT. </p> <p class="para"> <strong><code>FALSE</code></strong> when process is unsuccessful. </p> </div> <div class="refsect1 examples" id="refsect1-function.cubrid-num-rows-examples"> <h3 class="title">Examples</h3> <div class="example" id="example-1171"> <p><strong>Example #1 <span class="function"><strong>cubrid_num_rows()</strong></span> example</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #0000BB">33000</span><span style="color: #007700">, </span><span style="color: #DD0000">"demodb"</span><span style="color: #007700">, </span><span style="color: #DD0000">"dba"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$req </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"SELECT * FROM code"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$row_num </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_num_rows</span><span style="color: #007700">(</span><span style="color: #0000BB">$req</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$col_num </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_num_cols</span><span style="color: #007700">(</span><span style="color: #0000BB">$req</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Row Num: %d\nColumn Num: %d\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$row_num</span><span style="color: #007700">, </span><span style="color: #0000BB">$col_num</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">cubrid_disconnect</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</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 screen"> <div class="cdata"><pre> Row Num: 6 Column Num: 2 </pre></div> </div> </div> </div> <div class="refsect1 seealso" id="refsect1-function.cubrid-num-rows-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><span class="function"><a href="function.cubrid-execute.html" class="function" rel="rdfs-seeAlso">cubrid_execute()</a> - Execute a prepared SQL statement</span></li> <li class="member"><span class="function"><a href="function.cubrid-num-cols.html" class="function" rel="rdfs-seeAlso">cubrid_num_cols()</a> - Return the number of columns in the result set</span></li> <li class="member"><span class="function"><a href="function.cubrid-affected-rows.html" class="function" rel="rdfs-seeAlso">cubrid_affected_rows()</a> - Return the number of rows affected by the last SQL statement</span></li> </ul> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; 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