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134 lines
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HTML
134 lines
7.9 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Fetch row as array</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.msql-fetch-array" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">msql_fetch_array</h1>
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<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">msql_fetch_array</span> — <span class="dc-title">Fetch row as array</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.msql-fetch-array-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>msql_fetch_array</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$result</code></span>
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[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$result_type</code></span>
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] ) : <span class="type">array</span></div>
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<p class="para rdfs-comment">
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<span class="function"><strong>msql_fetch_array()</strong></span> is an extended version of
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<span class="function"><a href="msql_fetch_row.html" class="function">msql_fetch_row()</a></span>. In addition to storing the
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data in the numeric indices of the result array, it also stores
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the data in associative indices, using the field names as keys.
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</p>
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<p class="para">
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An important thing to note is that using
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<span class="function"><strong>msql_fetch_array()</strong></span> is NOT significantly slower
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than using <span class="function"><a href="msql_fetch_row.html" class="function">msql_fetch_row()</a></span>, while it provides
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a significant added value.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.msql-fetch-array-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">
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result</code></dt>
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<dd>
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<p class="para"><span class="type"><a href="language.types.resource.html" class="type resource">resource</a></span>
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型的结果集。此结果集来自对 <span class="function"><a href="msql_query.html" class="function">msql_query()</a></span>
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的调用。</p></dd>
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<dt>
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<code class="parameter">result_type</code></dt>
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<dd>
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<p class="para">
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A constant that can take the following values:
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<strong><code>MSQL_ASSOC</code></strong>, <strong><code>MSQL_NUM</code></strong>, and
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<strong><code>MSQL_BOTH</code></strong> with <strong><code>MSQL_BOTH</code></strong> being
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the default.
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.msql-fetch-array-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns an array that corresponds to the fetched row, or <strong><code>FALSE</code></strong> if
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there are no more rows.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.msql-fetch-array-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-1742">
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<p><strong>Example #1 <span class="function"><strong>msql_fetch_array()</strong></span> example</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br />$con </span><span style="color: #007700">= </span><span style="color: #0000BB">msql_connect</span><span style="color: #007700">();<br />if (!</span><span style="color: #0000BB">$con</span><span style="color: #007700">) {<br /> die(</span><span style="color: #DD0000">'Server connection problem: ' </span><span style="color: #007700">. </span><span style="color: #0000BB">msql_error</span><span style="color: #007700">());<br />}<br /><br />if (!</span><span style="color: #0000BB">msql_select_db</span><span style="color: #007700">(</span><span style="color: #DD0000">'test'</span><span style="color: #007700">, </span><span style="color: #0000BB">$con</span><span style="color: #007700">)) {<br /> die(</span><span style="color: #DD0000">'Database connection problem: ' </span><span style="color: #007700">. </span><span style="color: #0000BB">msql_error</span><span style="color: #007700">());<br />}<br /><br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">msql_query</span><span style="color: #007700">(</span><span style="color: #DD0000">'SELECT id, name FROM people'</span><span style="color: #007700">, </span><span style="color: #0000BB">$con</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$result</span><span style="color: #007700">) {<br /> die(</span><span style="color: #DD0000">'Query execution problem: ' </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">, </span><span style="color: #0000BB">MSQL_ASSOC</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #DD0000">'id'</span><span style="color: #007700">] . </span><span style="color: #DD0000">': ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #DD0000">'name'</span><span style="color: #007700">] . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">msql_free_result</span><span style="color: #007700">(</span><span style="color: #0000BB">$result</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 changelog" id="refsect1-function.msql-fetch-array-changelog">
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<h3 class="title">更新日志</h3>
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<p class="para">
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<table class="doctable informaltable">
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<thead>
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<tr>
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<th>版本</th>
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<th>说明</th>
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</tr>
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</thead>
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<tbody class="tbody">
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<tr>
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<td>5.0.4 </td>
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<td>
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A bug was fixed when retrieving data from columns containing <strong><code>NULL</code></strong>
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values. Such columns were not placed into the resulting array.
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</td>
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</tr>
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</tbody>
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</table>
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.msql-fetch-array-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="msql_fetch_row.html" class="function" rel="rdfs-seeAlso">msql_fetch_row()</a> - Get row as enumerated array</span></li>
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<li class="member"><span class="function"><a href="msql_fetch_object.html" class="function" rel="rdfs-seeAlso">msql_fetch_object()</a> - Fetch row as object</span></li>
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<li class="member"><span class="function"><a href="msql_data_seek.html" class="function" rel="rdfs-seeAlso">msql_data_seek()</a> - Move internal row pointer</span></li>
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<li class="member"><span class="function"><a href="msql_result.html" class="function" rel="rdfs-seeAlso">msql_result()</a> - Get result data</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |