uTools-Manuals/docs/php/maxdb_stat.html
2019-04-08 23:22:26 +08:00

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<title>Gets the current system status</title>
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<body class="docs"><div id="layout">
<div id="layout-content"><div id="function.maxdb-stat" class="refentry">
<div class="refnamediv">
<h1 class="refname">maxdb_stat</h1>
<h1 class="refname">maxdb::stat</h1>
<p class="verinfo">(PECL maxdb &gt;= 1.0)</p><p class="refpurpose"><span class="refname">maxdb_stat</span> -- <span class="refname">maxdb::stat</span> &mdash; <span class="dc-title">Gets the current system status</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.maxdb-stat-description">
<h3 class="title">说明</h3>
<p class="para">过程化风格</p>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>maxdb_stat</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$link</code></span>
) : <span class="type">string</span></div>
<p class="para rdfs-comment">面向对象风格</p>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>maxdb::stat</strong></span>
( <span class="methodparam">void</span>
) : <span class="type">string</span></div>
<p class="para rdfs-comment">
<span class="function"><strong>maxdb_stat()</strong></span> returns a string containing several
information about the MaxDB server running.
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.maxdb-stat-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
A string describing the server status. <strong><code>FALSE</code></strong> if an error occurred.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.maxdb-stat-examples">
<h3 class="title">范例</h3>
<div class="example" id="example-1404">
<p><strong>Example #1 面向对象风格</strong></p>
<div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$maxdb&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">maxdb</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"MONA"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"RED"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"DEMODB"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/*&nbsp;check&nbsp;connection&nbsp;*/<br /></span><span style="color: #007700">if&nbsp;(</span><span style="color: #0000BB">maxdb_connect_errno</span><span style="color: #007700">())&nbsp;{<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Connect&nbsp;failed:&nbsp;%s\n"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">maxdb_connect_error</span><span style="color: #007700">());<br />&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></span><span style="color: #0000BB">printf&nbsp;</span><span style="color: #007700">(</span><span style="color: #DD0000">"System&nbsp;status:&nbsp;%s\n"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">stat</span><span style="color: #007700">());<br /><br /></span><span style="color: #0000BB">$maxdb</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">close</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
</div>
</div>
<div class="example" id="example-1405">
<p><strong>Example #2 过程化风格</strong></p>
<div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$link&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">maxdb_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"MONA"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"RED"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"DEMODB"</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">/*&nbsp;check&nbsp;connection&nbsp;*/<br /></span><span style="color: #007700">if&nbsp;(</span><span style="color: #0000BB">maxdb_connect_errno</span><span style="color: #007700">())&nbsp;{<br />&nbsp;&nbsp;&nbsp;</span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Connect&nbsp;failed:&nbsp;%s\n"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">maxdb_connect_error</span><span style="color: #007700">());<br />&nbsp;&nbsp;&nbsp;exit();<br />}<br /><br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"System&nbsp;status:&nbsp;%s\n"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">maxdb_stat</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">));<br /><br /></span><span style="color: #0000BB">maxdb_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
</div>
</div>
<p class="para">以上例程的输出类似于:</p>
<div class="example-contents screen">
<div class="cdata"><pre>
System status: Kernel 7&lt;...&gt;
</pre></div>
</div>
</div>
<div class="refsect1 seealso" id="refsect1-function.maxdb-stat-seealso">
<h3 class="title">参见</h3>
<p class="para">
<ul class="simplelist">
<li class="member"><span class="function"><a href="maxdb_get_server_info.html" class="function" rel="rdfs-seeAlso">maxdb_get_server_info()</a> - Returns the version of the MaxDB server</span></li>
</ul>
</p>
</div>
</div></div></div></body></html>