📄 function.mysql-get-server-info.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>Get MySQL server info</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="function.mysql-get-proto-info.html">mysql_get_proto_info</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mysql-info.html">mysql_info</a></div> <div class="up"><a href="ref.mysql.html">MySQL Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.mysql-get-server-info" class="refentry"> <div class="refnamediv"> <h1 class="refname">mysql_get_server_info</h1> <p class="verinfo">(PHP 4 >= 4.0.5, PHP 5, PECL mysql:1.0)</p><p class="refpurpose"><span class="refname">mysql_get_server_info</span> — <span class="dc-title">Get MySQL server info</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">string</span> <span class="methodname"><b><b>mysql_get_server_info</b></b></span> ([ <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$link_identifier</tt></span> ] )</div> <p class="para rdfs-comment"> Retrieves the MySQL server version. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt><span class="term"><i><tt class="parameter">link_identifier</tt></i></span><dd><p class="para">The MySQL connection. If the link identifier is not specified, the last link opened by <a href="function.mysql-connect.html" class="function">mysql_connect()</a> is assumed. If no such link is found, itwill try to create one as if <a href="function.mysql-connect.html" class="function">mysql_connect()</a> was calledwith no arguments. If by chance no connection is found or established, an<b><tt>E_WARNING</tt></b> level error is generated.</p></dd></dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns the MySQL server version on success, or <b><tt>FALSE</tt></b> on failure. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>mysql_get_server_info()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'localhost'</span><span style="color: #007700">, </span><span style="color: #DD0000">'mysql_user'</span><span style="color: #007700">, </span><span style="color: #DD0000">'mysql_password'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$link</span><span style="color: #007700">) {<br /> die(</span><span style="color: #DD0000">'Could not connect: ' </span><span style="color: #007700">. </span><span style="color: #0000BB">mysql_error</span><span style="color: #007700">());<br />}<br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"MySQL server version: %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">mysql_get_server_info</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 something similar to:</p></div> <div class="example-contents"><pre><div class="cdata"><pre>MySQL server version: 4.0.1-alpha</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.mysql-get-client-info.html" class="function" rel="rdfs-seeAlso">mysql_get_client_info()</a></li> <li class="member"><a href="function.mysql-get-host-info.html" class="function" rel="rdfs-seeAlso">mysql_get_host_info()</a></li> <li class="member"><a href="function.mysql-get-proto-info.html" class="function" rel="rdfs-seeAlso">mysql_get_proto_info()</a></li> <li class="member"><a href="function.phpversion.html" class="function" rel="rdfs-seeAlso">phpversion()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.mysql-get-proto-info.html">mysql_get_proto_info</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mysql-info.html">mysql_info</a></div> <div class="up"><a href="ref.mysql.html">MySQL 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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