📄 function.mysql-escape-string.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Escapes a string for use in a mysql_query</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.mysql-error.html">mysql_error</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mysql-fetch-array.html">mysql_fetch_array</a></div> <div class="up"><a href="ref.mysql.html">MySQL Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.mysql-escape-string" class="refentry"> <div class="refnamediv"> <h1 class="refname">mysql_escape_string</h1> <p class="verinfo">(PHP 4 >= 4.0.3, PHP 5, PECL mysql:1.0)</p><p class="refpurpose"><span class="refname">mysql_escape_string</span> — <span class="dc-title">Escapes a string for use in a mysql_query</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">string</span> <span class="methodname"><b><b>mysql_escape_string</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$unescaped_string</tt></span> )</div> <p class="para rdfs-comment"> This function will escape the <i><tt class="parameter">unescaped_string</tt></i>, so that it is safe to place it in a <a href="function.mysql-query.html" class="function">mysql_query()</a>. This function is deprecated. </p> <p class="para"> This function is identical to <a href="function.mysql-real-escape-string.html" class="function">mysql_real_escape_string()</a> except that <a href="function.mysql-real-escape-string.html" class="function">mysql_real_escape_string()</a> takes a connection handler and escapes the string according to the current character set. <b>mysql_escape_string()</b> does not take a connection argument and does not respect the current charset setting. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">unescaped_string</tt></i></span> <dd> <p class="para"> The string that is to be escaped. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns the escaped string. </p> </div> <div class="refsect1 changelog"> <h3 class="title">ChangeLog</h3> <p class="para"> <table class="informaltable"> <colgroup> <thead valign="middle"> <tr valign="middle"> <th colspan="1">Version</th> <th colspan="1">Description</th> </tr> </thead> <tbody valign="middle" class="tbody"> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">5.3.0</td> <td colspan="1" rowspan="1" align="left"> This function now throws an E_DEPRECATED notice. </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">4.3.0</td> <td colspan="1" rowspan="1" align="left"> This function became deprecated, do not use this function. Instead, use <a href="function.mysql-real-escape-string.html" class="function">mysql_real_escape_string()</a>. </td> </tr> </tbody> </colgroup> </table> </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>mysql_escape_string()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br />$item </span><span style="color: #007700">= </span><span style="color: #DD0000">"Zak's Laptop"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$escaped_item </span><span style="color: #007700">= </span><span style="color: #0000BB">mysql_escape_string</span><span style="color: #007700">(</span><span style="color: #0000BB">$item</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"Escaped string: %s\n"</span><span style="color: #007700">, </span><span style="color: #0000BB">$escaped_item</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> <div class="example-contents"><p>The above example will output:</p></div> <div class="example-contents"><pre><div class="cdata"><pre>Escaped string: Zak\'s Laptop</pre></div> </pre></div> </div> </p> </div> <div class="refsect1 notes"> <h3 class="title">Notes</h3> <blockquote><p><b class="note">Note</b>: <b>mysql_escape_string()</b> does not escape <i>%</i> and <i>_</i>. <br /> </p></blockquote> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.mysql-real-escape-string.html" class="function" rel="rdfs-seeAlso">mysql_real_escape_string()</a></li> <li class="member"><a href="function.addslashes.html" class="function" rel="rdfs-seeAlso">addslashes()</a></li> <li class="member">The <a href="info.configuration.html#ini.magic-quotes-gpc" class="link">magic_quotes_gpc</a> directive.</li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.mysql-error.html">mysql_error</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mysql-fetch-array.html">mysql_fetch_array</a></div> <div class="up"><a href="ref.mysql.html">MySQL Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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