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150 lines
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<!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>Fetches the next row from a result set as an 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.sqlite-fetch-array" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">sqlite_fetch_array</h1>
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<h1 class="refname">SQLiteResult::fetch</h1>
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<h1 class="refname">SQLiteUnbuffered::fetch</h1>
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<p class="verinfo">(PHP 5 < 5.4.0, PECL sqlite >= 1.0.0)</p><p class="refpurpose"><span class="refname">sqlite_fetch_array</span> -- <span class="refname">SQLiteResult::fetch</span> -- <span class="refname">SQLiteUnbuffered::fetch</span> — <span class="dc-title">Fetches the next row from a result set as an array</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.sqlite-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>sqlite_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 class="initializer"> = SQLITE_BOTH</span></span>
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[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$decode_binary</code><span class="initializer"> = <strong><code>TRUE</code></strong></span></span>
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]] ) : <span class="type">array</span></div>
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<p class="para rdfs-comment">面向对象风格 (method):</p>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>SQLiteResult::fetch</strong></span>
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([ <span class="methodparam"><span class="type">int</span> <code class="parameter">$result_type</code><span class="initializer"> = SQLITE_BOTH</span></span>
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[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$decode_binary</code><span class="initializer"> = <strong><code>TRUE</code></strong></span></span>
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]] ) : <span class="type">array</span></div>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>SQLiteUnbuffered::fetch</strong></span>
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([ <span class="methodparam"><span class="type">int</span> <code class="parameter">$result_type</code><span class="initializer"> = SQLITE_BOTH</span></span>
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[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$decode_binary</code><span class="initializer"> = <strong><code>TRUE</code></strong></span></span>
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]] ) : <span class="type">array</span></div>
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<p class="para rdfs-comment">
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Fetches the next row from the given <code class="parameter">result</code> handle.
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If there are no more rows, returns <strong><code>FALSE</code></strong>, otherwise returns an
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associative array representing the row data.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.sqlite-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">result</code></dt>
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<dd>
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<p class="para">
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The SQLite result resource. This parameter is not required when using
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the object-oriented method.
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</p>
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</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">可选的 <code class="parameter">result_type</code>
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参数接受常量，且决定返回的数组如何被索引。使用
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<strong><code>SQLITE_ASSOC</code></strong> 会仅返回关联索引（已命名字段），而
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<strong><code>SQLITE_NUM</code></strong> 会仅返回数值索引。<strong><code>SQLITE_BOTH</code></strong>
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会同时返回关联和数值索引。<strong><code>SQLITE_BOTH</code></strong> 是此函数的默认值。</p>
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</dd>
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<dt>
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<code class="parameter">decode_binary</code></dt>
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<dd>
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<p class="para">当
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<code class="parameter">decode_binary</code> 参数设置为 <strong><code>TRUE</code></strong>（默认值）时，PHP 会解码那些由
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<span class="function"><a href="sqlite_escape_string.html" class="function">sqlite_escape_string()</a></span>
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编码后的二进制数据。通常应保留此值为其默认值，除非要与其他使用 SQLlite 的应用程序建立的数据交互。</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.sqlite-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 of the next row from a result set; <strong><code>FALSE</code></strong> if the
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next position is beyond the final row.
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</p>
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<p class="para">由
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<strong><code>SQLITE_ASSOC</code></strong> 与 <strong><code>SQLITE_BOTH</code></strong>
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返回的列名会依照 <a href="sqlite.configuration.html#ini.sqlite.assoc-case" class="link">sqlite.assoc_case</a>
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配置选项的值决定大小写。</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.sqlite-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-2538">
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<p><strong>Example #1 Procedural 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 />$dbhandle </span><span style="color: #007700">= </span><span style="color: #0000BB">sqlite_open</span><span style="color: #007700">(</span><span style="color: #DD0000">'sqlitedb'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #0000BB">sqlite_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$dbhandle</span><span style="color: #007700">, </span><span style="color: #DD0000">'SELECT name, email FROM users LIMIT 25'</span><span style="color: #007700">);<br />while (</span><span style="color: #0000BB">$entry </span><span style="color: #007700">= </span><span style="color: #0000BB">sqlite_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$query</span><span style="color: #007700">, </span><span style="color: #0000BB">SQLITE_ASSOC</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">'Name: ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$entry</span><span style="color: #007700">[</span><span style="color: #DD0000">'name'</span><span style="color: #007700">] . </span><span style="color: #DD0000">' E-mail: ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$entry</span><span style="color: #007700">[</span><span style="color: #DD0000">'email'</span><span style="color: #007700">];<br />}<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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<p class="para">
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<div class="example" id="example-2539">
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<p><strong>Example #2 Object-oriented 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 />$dbhandle </span><span style="color: #007700">= new </span><span style="color: #0000BB">SQLiteDatabase</span><span style="color: #007700">(</span><span style="color: #DD0000">'sqlitedb'</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #0000BB">$dbhandle</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">'SELECT name, email FROM users LIMIT 25'</span><span style="color: #007700">); </span><span style="color: #FF8000">// buffered result set<br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #0000BB">$dbhandle</span><span style="color: #007700">-></span><span style="color: #0000BB">unbufferedQuery</span><span style="color: #007700">(</span><span style="color: #DD0000">'SELECT name, email FROM users LIMIT 25'</span><span style="color: #007700">); </span><span style="color: #FF8000">// unbuffered result set<br /><br /></span><span style="color: #007700">while (</span><span style="color: #0000BB">$entry </span><span style="color: #007700">= </span><span style="color: #0000BB">$query</span><span style="color: #007700">-></span><span style="color: #0000BB">fetch</span><span style="color: #007700">(</span><span style="color: #0000BB">SQLITE_ASSOC</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">'Name: ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$entry</span><span style="color: #007700">[</span><span style="color: #DD0000">'name'</span><span style="color: #007700">] . </span><span style="color: #DD0000">' E-mail: ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$entry</span><span style="color: #007700">[</span><span style="color: #DD0000">'email'</span><span style="color: #007700">];<br />}<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 seealso" id="refsect1-function.sqlite-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="sqlite_array_query.html" class="function" rel="rdfs-seeAlso">sqlite_array_query()</a> - Execute a query against a given database and returns an array</span></li>
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<li class="member"><span class="function"><a href="sqlite_fetch_string.html" class="function" rel="rdfs-seeAlso">sqlite_fetch_string()</a> - 别名 sqlite_fetch_single</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> |