📄 function.dbx-escape-string.html
字号:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Escape a string so it can safely be used in an sql-statement</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.dbx-error.html">dbx_error</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.dbx-fetch-row.html">dbx_fetch_row</a></div> <div class="up"><a href="ref.dbx.html">dbx Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.dbx-escape-string" class="refentry"> <div class="refnamediv"> <h1 class="refname">dbx_escape_string</h1> <p class="verinfo">(PHP 4 >= 4.3.0, PHP 5 <= 5.0.5, PECL dbx:1.1.0)</p><p class="refpurpose"><span class="refname">dbx_escape_string</span> — <span class="dc-title"> Escape a string so it can safely be used in an sql-statement </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>dbx_escape_string</b></b></span> ( <span class="methodparam"><span class="type">object</span> <tt class="parameter">$link_identifier</tt></span> , <span class="methodparam"><span class="type">string</span> <tt class="parameter">$text</tt></span> )</div> <p class="para rdfs-comment"> Escape the given string so that it can safely be used in an sql-statement. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">link_identifier</tt></i></span> <dd> <p class="para"> The DBX link object returned by <a href="function.dbx-connect.html" class="function">dbx_connect()</a> </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">text</tt></i></span> <dd> <p class="para"> The string to escape. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns the text, escaped where necessary (such as quotes, backslashes etc). On error, <b><tt>NULL</tt></b> is returned. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>dbx_escape_string()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><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></span></code></div> </div> </div> </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.dbx-query.html" class="function" rel="rdfs-seeAlso">dbx_query()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.dbx-error.html">dbx_error</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.dbx-fetch-row.html">dbx_fetch_row</a></div> <div class="up"><a href="ref.dbx.html">dbx Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -