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113 lines
6.2 KiB
HTML
113 lines
6.2 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>Returns the number of rows that were changed by the most
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recent SQL statement</title>
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</head>
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<body class="docs"></div>
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<div id="layout">
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<div id="layout-content"><div id="function.sqlite-changes" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">sqlite_changes</h1>
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<h1 class="refname">SQLiteDatabase::changes</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_changes</span> -- <span class="refname">SQLiteDatabase::changes</span> — <span class="dc-title">
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Returns the number of rows that were changed by the most
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recent SQL statement
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</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.sqlite-changes-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_changes</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$dbhandle</code></span>
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) : <span class="type">int</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="modifier">public</span> <span class="methodname"><strong>SQLiteDatabase::changes</strong></span>
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( <span class="methodparam">void</span>
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) : <span class="type">int</span></div>
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<p class="para rdfs-comment">
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Returns the numbers of rows that were changed by the most recent SQL
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statement executed against the <code class="parameter">dbhandle</code> database
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handle.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.sqlite-changes-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">dbhandle</code></dt>
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<dd>
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<p class="para">
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The SQLite Database resource; returned from <span class="function"><a href="sqlite_open.html" class="function">sqlite_open()</a></span>
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when used procedurally. This parameter is not required
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when using the object-oriented method.
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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.sqlite-changes-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns the number of changed rows.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.sqlite-changes-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-2527">
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<p><strong>Example #1 过程化风格</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">'mysqlitedb'</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">"UPDATE users SET email='jDoe@example.com' WHERE username='jDoe'"</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$query</span><span style="color: #007700">) {<br /> exit(</span><span style="color: #DD0000">'Error in query.'</span><span style="color: #007700">);<br />} else {<br /> echo </span><span style="color: #DD0000">'Number of rows modified: '</span><span style="color: #007700">, </span><span style="color: #0000BB">sqlite_changes</span><span style="color: #007700">(</span><span style="color: #0000BB">$dbhandle</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-2528">
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<p><strong>Example #2 面向对象风格</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 />$dbhandle </span><span style="color: #007700">= new </span><span style="color: #0000BB">SQLiteDatabase</span><span style="color: #007700">(</span><span style="color: #DD0000">'mysqlitedb'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$query </span><span style="color: #007700">= </span><span style="color: #0000BB">$dbhandle</span><span style="color: #007700">-></span><span style="color: #0000BB">query</span><span style="color: #007700">(</span><span style="color: #DD0000">"UPDATE users SET email='jDoe@example.com' WHERE username='jDoe'"</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$query</span><span style="color: #007700">) {<br /> exit(</span><span style="color: #DD0000">'Error in query.'</span><span style="color: #007700">);<br />} else {<br /> echo </span><span style="color: #DD0000">'Number of rows modified: '</span><span style="color: #007700">, </span><span style="color: #0000BB">$dbhandle</span><span style="color: #007700">-></span><span style="color: #0000BB">changes</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-changes-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_open.html" class="function" rel="rdfs-seeAlso">sqlite_open()</a> - Opens an SQLite database and create the database if it does not exist</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> |