mirror of
https://github.com/fofolee/uTools-Manuals.git
synced 2025-06-29 21:12:42 +08:00
95 lines
5.8 KiB
HTML
95 lines
5.8 KiB
HTML
<!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>Send mSQL query</title>
|
|
</head>
|
|
<body class="docs"><div id="layout">
|
|
<div id="layout-content"><div id="function.msql-query" class="refentry">
|
|
<div class="refnamediv">
|
|
<h1 class="refname">msql_query</h1>
|
|
<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">msql_query</span> — <span class="dc-title">Send mSQL query</span></p>
|
|
|
|
</div>
|
|
<div class="refsect1 description" id="refsect1-function.msql-query-description">
|
|
<h3 class="title">说明</h3>
|
|
<div class="methodsynopsis dc-description">
|
|
<span class="methodname"><strong>msql_query</strong></span>
|
|
( <span class="methodparam"><span class="type">string</span> <code class="parameter">$query</code></span>
|
|
[, <span class="methodparam"><span class="type">resource</span> <code class="parameter">$link_identifier</code></span>
|
|
] ) : <span class="type">resource</span></div>
|
|
|
|
<p class="para rdfs-comment">
|
|
<span class="function"><strong>msql_query()</strong></span> sends a query to the currently active
|
|
database on the server that's associated with the specified link
|
|
identifier.
|
|
</p>
|
|
</div>
|
|
|
|
<div class="refsect1 parameters" id="refsect1-function.msql-query-parameters">
|
|
<h3 class="title">参数</h3>
|
|
<p class="para">
|
|
<dl>
|
|
|
|
|
|
<dt>
|
|
<code class="parameter">query</code></dt>
|
|
|
|
<dd>
|
|
|
|
<p class="para">
|
|
The SQL query.
|
|
</p>
|
|
</dd>
|
|
|
|
|
|
<dt>
|
|
<code class="parameter">
|
|
link_identifier</code></dt>
|
|
<dd>
|
|
<p class="para">mSQL 连接。如果不指定，则使用由
|
|
<span class="function"><a href="msql_connect.html" class="function">msql_connect()</a></span> 最近打开的连接。如果没有找到该连接，函数会尝试通过调用
|
|
<span class="function"><a href="msql_connect.html" class="function">msql_connect()</a></span> 建立连接并使用它。
|
|
</p></dd>
|
|
|
|
</dl>
|
|
|
|
</p>
|
|
</div>
|
|
|
|
<div class="refsect1 returnvalues" id="refsect1-function.msql-query-returnvalues">
|
|
<h3 class="title">返回值</h3>
|
|
<p class="para">
|
|
Returns a positive mSQL query identifier on success, or <strong><code>FALSE</code></strong> on
|
|
error.
|
|
</p>
|
|
</div>
|
|
|
|
<div class="refsect1 examples" id="refsect1-function.msql-query-examples">
|
|
<h3 class="title">范例</h3>
|
|
<p class="para">
|
|
<div class="example" id="example-1745">
|
|
<p><strong>Example #1 <span class="function"><strong>msql_query()</strong></span> example</strong></p>
|
|
<div class="example-contents">
|
|
<div class="phpcode"><pre><span style="color: #000000">
|
|
<span style="color: #0000BB"><?php <br />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">msql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"dbserver"</span><span style="color: #007700">)<br /> or die(</span><span style="color: #DD0000">"unable to connect to msql server: " </span><span style="color: #007700">. </span><span style="color: #0000BB">msql_error</span><span style="color: #007700">());<br /></span><span style="color: #0000BB">msql_select_db</span><span style="color: #007700">(</span><span style="color: #DD0000">"db"</span><span style="color: #007700">, </span><span style="color: #0000BB">$link</span><span style="color: #007700">)<br /> or die(</span><span style="color: #DD0000">"unable to select database 'db': " </span><span style="color: #007700">. </span><span style="color: #0000BB">msql_error</span><span style="color: #007700">());<br /><br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">msql_query</span><span style="color: #007700">(</span><span style="color: #DD0000">"SELECT * FROM table WHERE id=1"</span><span style="color: #007700">, </span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$result</span><span style="color: #007700">) {<br /> die(</span><span style="color: #DD0000">"query failed: " </span><span style="color: #007700">. </span><span style="color: #0000BB">msql_error</span><span style="color: #007700">());<br />}<br /><br />while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">msql_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #DD0000">"id"</span><span style="color: #007700">];<br />}<br /></span><span style="color: #0000BB">?></span>
|
|
</span>
|
|
</pre></div>
|
|
</div>
|
|
|
|
</div>
|
|
</p>
|
|
</div>
|
|
|
|
<div class="refsect1 seealso" id="refsect1-function.msql-query-seealso">
|
|
<h3 class="title">参见</h3>
|
|
<p class="para">
|
|
<ul class="simplelist">
|
|
<li class="member"><span class="function"><a href="msql_db_query.html" class="function" rel="rdfs-seeAlso">msql_db_query()</a> - Send mSQL query</span></li>
|
|
<li class="member"><span class="function"><a href="msql_select_db.html" class="function" rel="rdfs-seeAlso">msql_select_db()</a> - Select mSQL database</span></li>
|
|
<li class="member"><span class="function"><a href="msql_connect.html" class="function" rel="rdfs-seeAlso">msql_connect()</a> - Open mSQL connection</span></li>
|
|
</ul>
|
|
</p>
|
|
</div>
|
|
|
|
</div></div></div></body></html> |