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96 lines
5.3 KiB
HTML
96 lines
5.3 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>Escape a string so it can safely be used in an sql-statement</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.dbx-escape-string" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">dbx_escape_string</h1>
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<p class="verinfo">(PHP 4 >= 4.3.0, PHP 5 < 5.1.0, PECL dbx >= 1.1.0)</p><p class="refpurpose"><span class="refname">dbx_escape_string</span> — <span class="dc-title">
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Escape a string so it can safely be used in an sql-statement
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</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.dbx-escape-string-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>dbx_escape_string</strong></span>
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( <span class="methodparam"><span class="type">object</span> <code class="parameter">$link_identifier</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$text</code></span>
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) : <span class="type">string</span></div>
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<p class="para rdfs-comment">
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Escape the given string so that it can safely be used in an sql-statement.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.dbx-escape-string-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">link_identifier</code></dt>
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<dd>
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<p class="para">
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The DBX link object returned by <span class="function"><a href="dbx_connect.html" class="function">dbx_connect()</a></span>
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</p>
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</dd>
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<dt>
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<code class="parameter">text</code></dt>
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<dd>
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<p class="para">
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The string to escape.
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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.dbx-escape-string-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 text, escaped where necessary (such as quotes, backslashes
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etc). On error, <strong><code>NULL</code></strong> is returned.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.dbx-escape-string-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-973">
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<p><strong>Example #1 <span class="function"><strong>dbx_escape_string()</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 />$link </span><span style="color: #007700">= </span><span style="color: #0000BB">dbx_connect</span><span style="color: #007700">(</span><span style="color: #0000BB">DBX_MYSQL</span><span style="color: #007700">, </span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #DD0000">"db"</span><span style="color: #007700">, </span><span style="color: #DD0000">"username"</span><span style="color: #007700">, </span><span style="color: #DD0000">"password"</span><span style="color: #007700">)<br /> or die(</span><span style="color: #DD0000">"Could not connect"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$text </span><span style="color: #007700">= </span><span style="color: #0000BB">dbx_escape_string</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #DD0000">"It\'s quoted and backslashed (\\)."</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$result </span><span style="color: #007700">= </span><span style="color: #0000BB">dbx_query</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">, </span><span style="color: #DD0000">"insert into tbl (txt) values ('" </span><span style="color: #007700">. </span><span style="color: #0000BB">$text </span><span style="color: #007700">. </span><span style="color: #DD0000">"')"</span><span style="color: #007700">);<br />if (</span><span style="color: #0000BB">$result </span><span style="color: #007700">== </span><span style="color: #0000BB">0</span><span style="color: #007700">) {<br /> echo </span><span style="color: #0000BB">dbx_error</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</span><span style="color: #007700">);<br />}<br /></span><span style="color: #0000BB">dbx_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$link</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 seealso" id="refsect1-function.dbx-escape-string-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="dbx_query.html" class="function" rel="rdfs-seeAlso">dbx_query()</a> - Send a query and fetch all results (if any)</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> |