<!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>Executes a prepared Query</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="mysqli-stmt.error.html">mysqli_stmt::$error</a></div> <div class="next" style="text-align: right; float: right;"><a href="mysqli-stmt.fetch.html">mysqli_stmt::fetch</a></div> <div class="up"><a href="class.mysqli-stmt.html">mysqli_stmt</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="mysqli-stmt.execute" class="refentry"> <div class="refnamediv"> <h1 class="refname">mysqli_stmt::execute</h1> <h1 class="refname">mysqli_stmt_execute</h1> <p class="verinfo">(PHP 5)</p><p class="refpurpose"><span class="refname">mysqli_stmt::execute</span> -- <span class="refname">mysqli_stmt_execute</span> — <span class="dc-title">Executes a prepared Query</span></p> </div> <div class="refsect1 description" id="refsect1-mysqli-stmt.execute-description"> <h3 class="title">Description</h3> <p class="para">Object oriented style</p> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><strong>mysqli_stmt::execute</strong></span> ( <span class="methodparam">void</span> )</div> <p class="para rdfs-comment">Procedural style</p> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><strong>mysqli_stmt_execute</strong></span> ( <span class="methodparam"><span class="type"><a href="class.mysqli-stmt.html" class="type mysqli_stmt">mysqli_stmt</a></span> <code class="parameter">$stmt</code></span> )</div> <p class="para rdfs-comment"> Executes a query that has been previously prepared using the <span class="function"><a href="mysqli.prepare.html" class="function">mysqli_prepare()</a></span> function. When executed any parameter markers which exist will automatically be replaced with the appropriate data. </p> <p class="para"> If the statement is <em>UPDATE</em>, <em>DELETE</em>, or <em>INSERT</em>, the total number of affected rows can be determined by using the <span class="function"><a href="mysqli-stmt.affected-rows.html" class="function">mysqli_stmt_affected_rows()</a></span> function. Likewise, if the query yields a result set the <span class="function"><a href="mysqli-stmt.fetch.html" class="function">mysqli_stmt_fetch()</a></span> function is used. </p> <blockquote class="note"><p><strong class="note">Note</strong>: <p class="para"> When using <span class="function"><strong>mysqli_stmt_execute()</strong></span>, the <span class="function"><a href="mysqli-stmt.fetch.html" class="function">mysqli_stmt_fetch()</a></span> function must be used to fetch the data prior to performing any additional queries. </p> </p></blockquote> </div> <div class="refsect1 parameters" id="refsect1-mysqli-stmt.execute-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><em><code class="parameter"> stmt</code></em></span><dd> <p class="para">Procedural style only: A statement identifier returned by <span class="function"><a href="mysqli.stmt-init.html" class="function">mysqli_stmt_init()</a></span>.</p></dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-mysqli-stmt.execute-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <strong><code>TRUE</code></strong> on success or <strong><code>FALSE</code></strong> on failure. </p> </div> <div class="refsect1 examples" id="refsect1-mysqli-stmt.execute-examples"> <h3 class="title">Examples</h3> <div class="example" id="example-1704"> <p><strong>Example #1 Object oriented style</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$mysqli </span><span style="color: #007700">= new </span><span style="color: #0000BB">mysqli</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_user"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_password"</span><span style="color: #007700">, </span><span style="color: #DD0000">"world"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* check connection */<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">mysqli_connect_errno</span><span style="color: #007700">()) {<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Connect failed: %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">mysqli_connect_error</span><span style="color: #007700">());<br /> exit();<br />}<br /><br /></span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"CREATE TABLE myCity LIKE City"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* Prepare an insert statement */<br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #DD0000">"INSERT INTO myCity (Name, CountryCode, District) VALUES (?,?,?)"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$stmt </span><span style="color: #007700">= </span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-></span><span style="color: #0000BB">prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$query</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$stmt</span><span style="color: #007700">-></span><span style="color: #0000BB">bind_param</span><span style="color: #007700">(</span><span style="color: #DD0000">"sss"</span><span style="color: #007700">, </span><span style="color: #0000BB">$val1</span><span style="color: #007700">, </span><span style="color: #0000BB">$val2</span><span style="color: #007700">, </span><span style="color: #0000BB">$val3</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$val1 </span><span style="color: #007700">= </span><span style="color: #DD0000">'Stuttgart'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$val2 </span><span style="color: #007700">= </span><span style="color: #DD0000">'DEU'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$val3 </span><span style="color: #007700">= </span><span style="color: #DD0000">'Baden-Wuerttemberg'</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">/* Execute the statement */<br /></span><span style="color: #0000BB">$stmt</span><span style="color: #007700">-></span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">$val1 </span><span style="color: #007700">= </span><span style="color: #DD0000">'Bordeaux'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$val2 </span><span style="color: #007700">= </span><span style="color: #DD0000">'FRA'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$val3 </span><span style="color: #007700">= </span><span style="color: #DD0000">'Aquitaine'</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">/* Execute the statement */<br /></span><span style="color: #0000BB">$stmt</span><span style="color: #007700">-></span><span style="color: #0000BB">execute</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">/* close statement */<br /></span><span style="color: #0000BB">$stmt</span><span style="color: #007700">-></span><span style="color: #0000BB">close</span><span style="color: #007700">();<br /><br /></span><span style="color: #FF8000">/* retrieve all rows from myCity */<br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #DD0000">"SELECT Name, CountryCode, District FROM myCity"</span><span style="color: #007700">;<br />if (</span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #0000BB">$query</span><span style="color: #007700">)) {<br /> while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">$result</span><span style="color: #007700">-></span><span style="color: #0000BB">fetch_row</span><span style="color: #007700">()) {<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"%s (%s,%s)\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">0</span><span style="color: #007700">], </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">], </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">2</span><span style="color: #007700">]);<br /> }<br /> </span><span style="color: #FF8000">/* free result set */<br /> </span><span style="color: #0000BB">$result</span><span style="color: #007700">-></span><span style="color: #0000BB">close</span><span style="color: #007700">();<br />}<br /><br /></span><span style="color: #FF8000">/* remove table */<br /></span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"DROP TABLE myCity"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* close connection */<br /></span><span style="color: #0000BB">$mysqli</span><span style="color: #007700">-></span><span style="color: #0000BB">close</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> <div class="example" id="example-1705"> <p><strong>Example #2 Procedural style</strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">mysqli_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_user"</span><span style="color: #007700">, </span><span style="color: #DD0000">"my_password"</span><span style="color: #007700">, </span><span style="color: #DD0000">"world"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* check connection */<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">mysqli_connect_errno</span><span style="color: #007700">()) {<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Connect failed: %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">mysqli_connect_error</span><span style="color: #007700">());<br /> exit();<br />}<br /><br /></span><span style="color: #0000BB">mysqli_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #DD0000">"CREATE TABLE myCity LIKE City"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* Prepare an insert statement */<br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #DD0000">"INSERT INTO myCity (Name, CountryCode, District) VALUES (?,?,?)"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$stmt </span><span style="color: #007700">= </span><span style="color: #0000BB">mysqli_prepare</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #0000BB">$query</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">mysqli_stmt_bind_param</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">, </span><span style="color: #DD0000">"sss"</span><span style="color: #007700">, </span><span style="color: #0000BB">$val1</span><span style="color: #007700">, </span><span style="color: #0000BB">$val2</span><span style="color: #007700">, </span><span style="color: #0000BB">$val3</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$val1 </span><span style="color: #007700">= </span><span style="color: #DD0000">'Stuttgart'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$val2 </span><span style="color: #007700">= </span><span style="color: #DD0000">'DEU'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$val3 </span><span style="color: #007700">= </span><span style="color: #DD0000">'Baden-Wuerttemberg'</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">/* Execute the statement */<br /></span><span style="color: #0000BB">mysqli_stmt_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$val1 </span><span style="color: #007700">= </span><span style="color: #DD0000">'Bordeaux'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$val2 </span><span style="color: #007700">= </span><span style="color: #DD0000">'FRA'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$val3 </span><span style="color: #007700">= </span><span style="color: #DD0000">'Aquitaine'</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">/* Execute the statement */<br /></span><span style="color: #0000BB">mysqli_stmt_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* close statement */<br /></span><span style="color: #0000BB">mysqli_stmt_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* retrieve all rows from myCity */<br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #DD0000">"SELECT Name, CountryCode, District FROM myCity"</span><span style="color: #007700">;<br />if (</span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">mysqli_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #0000BB">$query</span><span style="color: #007700">)) {<br /> while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">mysqli_fetch_row</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">)) {<br /> </span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"%s (%s,%s)\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">0</span><span style="color: #007700">], </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">], </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">2</span><span style="color: #007700">]);<br /> }<br /> </span><span style="color: #FF8000">/* free result set */<br /> </span><span style="color: #0000BB">mysqli_free_result</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">/* remove table */<br /></span><span style="color: #0000BB">mysqli_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #DD0000">"DROP TABLE myCity"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/* close connection */<br /></span><span style="color: #0000BB">mysqli_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> <div class="example-contents"><p>The above examples will output:</p></div> <div class="example-contents screen"> <div class="cdata"><pre> Stuttgart (DEU,Baden-Wuerttemberg) Bordeaux (FRA,Aquitaine) </pre></div> </div> </div> </div> <div class="refsect1 seealso" id="refsect1-mysqli-stmt.execute-seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"> <span class="function"><a href="mysqli.prepare.html" class="function" rel="rdfs-seeAlso">mysqli_prepare()</a> - Prepare an SQL statement for execution</span></li> <li class="member"> <span class="function"><a href="mysqli-stmt.bind-param.html" class="function" rel="rdfs-seeAlso">mysqli_stmt_bind_param()</a> - Binds variables to a prepared statement as parameters</span></li> <li class="member"> <span class="function"><a href="mysqli-stmt.get-result.html" class="function" rel="rdfs-seeAlso">mysqli_stmt_get_result()</a> - Gets a result set from a prepared statement</span></li> </ul> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="mysqli-stmt.error.html">mysqli_stmt::$error</a></div> <div class="next" style="text-align: right; float: right;"><a href="mysqli-stmt.fetch.html">mysqli_stmt::fetch</a></div> <div class="up"><a href="class.mysqli-stmt.html">mysqli_stmt</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>