📄 function.mysql-change-user.html
字号:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Change logged in user of the active connection</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-affected-rows.html">mysql_affected_rows</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mysql-client-encoding.html">mysql_client_encoding</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-change-user" class="refentry"> <div class="refnamediv"> <h1 class="refname">mysql_change_user</h1> <p class="verinfo">(No version information available, might be only in CVS)</p><p class="refpurpose"><span class="refname">mysql_change_user</span> — <span class="dc-title">Change logged in user of the active connection</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">int</span> <span class="methodname"><b><b>mysql_change_user</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$user</tt></span> , <span class="methodparam"><span class="type">string</span> <tt class="parameter">$password</tt></span> [, <span class="methodparam"><span class="type">string</span> <tt class="parameter">$database</tt></span> [, <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$link_identifier</tt></span> ]] )</div> <p class="para rdfs-comment"> <b>mysql_change_user()</b> changes the logged in user of the current active connection, or the connection given by the optional <i><tt class="parameter">link_identifier</tt></i> parameter. If a database is specified, this will be the current database after the user has been changed. If the new user and password authorization fails, the current connected user stays active. </p> <p class="para"> This function is deprecated and no longer exists in PHP. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">user</tt></i></span> <dd> <p class="para"> The new MySQL username. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">password</tt></i></span> <dd> <p class="para"> The new MySQL password. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">database</tt></i></span> <dd> <p class="para"> The MySQL database. If not specified, the current selected database is used. </p> </dd> </dt> <dt><span class="term"><i><tt class="parameter">link_identifier</tt></i></span><dd><p class="para">The MySQL connection. If the link identifier is not specified, the last link opened by <a href="function.mysql-connect.html" class="function">mysql_connect()</a> is assumed. If no such link is found, itwill try to create one as if <a href="function.mysql-connect.html" class="function">mysql_connect()</a> was calledwith no arguments. If by chance no connection is found or established, an<b><tt>E_WARNING</tt></b> level error is generated.</p></dd></dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <b><tt>TRUE</tt></b> on success or <b><tt>FALSE</tt></b> on failure. </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">3.0.14</td> <td colspan="1" rowspan="1" align="left"> This function was removed from PHP. </td> </tr> </tbody> </colgroup> </table> </p> </div> <div class="refsect1 notes"> <h3 class="title">Notes</h3> <blockquote><p><b class="note">Note</b>: <b>Requirements</b><br /> This function requires MySQL 3.23.3 or higher. <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-connect.html" class="function" rel="rdfs-seeAlso">mysql_connect()</a></li> <li class="member"><a href="function.mysql-select-db.html" class="function" rel="rdfs-seeAlso">mysql_select_db()</a></li> <li class="member"><a href="function.mysql-query.html" class="function" rel="rdfs-seeAlso">mysql_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.mysql-affected-rows.html">mysql_affected_rows</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.mysql-client-encoding.html">mysql_client_encoding</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
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 + -