6、登出文件logout.php3 
<? 
setcookie("login",false,time()+31536000); 
header("location:login.php3"); 
?> 
7、修改信息文件modify.php3 
<? 
require("common.php3"); 
$id=$login; 
if($submit){ 
  if($name=="")error("请填写您的名字!"); 
  elseif($mail=="")error("请填写您的邮件地址!"); 
  else{ 
    $dbm=dbmopen("class","w"); 
    $intro=nl2br($intro); 
    $data="$name|!:!|$nickname|!:!|$mail|!:!|$home|!:!|$oicq|!:!|$icq|!:!|$add|!:!|$tel|!:!|$birth|!:!|$job|!:!|$intro|!:!|$sex"; 
    dbmreplace($dbm,$id,$data); 
    dbmclose($dbm); 
    header("Location:index.php3"); 
  } 
}else{ 
        $dbm=dbmopen("class","r"); 
        $data=dbmfetch($dbm,$login); 
    $info=explode("|!:!|",$data); 
    dbmclose($dbm); 
?> 
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> 
<HTML><HEAD><TITLE>同学录用户修改信息</TITLE> 
<META content="text/html; charset=gb2312" http-equiv=Content-Type> 
<link rel="stylesheet" href="style.css"> 
</HEAD><BODY bgcolor="#FFFFFF" topMargin=0> 
<TABLE border=0 cellPadding=0 cellSpacing=0 width="100%"><BR> 
<DIV align=center></DIV><CENTER><TBODY></TBODY></center> 
  </TABLE> 
<TABLE border=0 cellPadding=0 cellSpacing=0 width="60%" align="center"> 
<TBODY> <TR vAlign=top> 
    <TD bgColor=#000000 width="100%" height="336">  
      <DIV align=center> 
        <TABLE border=0 cellPadding=4 cellSpacing=1 height=390 width=586> 
          <TBODY>  
          <TR>  
            <TD align=middle bgColor=#2f5e8c colSpan=2 height=14 vAlign=top><form method="POST" action="modify.php3"> <FONT color=#ffffff>修改信息-同学录<?echo$login;?></FONT></TD> 
          </TR> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>NickName: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <input class=stedit maxlength=20 name=nickname size=23 value=<?echo$info[1];?>> 
            </td> 
          </tr> 
          <TR>  
            <TD align=middle bgColor=#ffffff height=25 width=121>电子邮件: </TD> 
            <TD align=left bgColor=#ffffff height=25 width=486>  
              <INPUT class=stedit maxLength=30 name=mail size=23 value=<?echo$info[2];?>> 
              *必须填写 </TD> 
          </TR> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>您的OICQ: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <input class=stedit maxlength=9 name=oicq size=23 value=<?echo$info[4];?>> 
            </td> 
          </tr> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>您的主页: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <input class=stedit maxlength=50 name=home size=23 value="<?echo$info[3];?>"> 
            </td> 
          </tr> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>您的 ICQ: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <input class=stedit maxlength=10 name=icq size=23 value=<?echo$info[5];?>> 
            </td> 
          </tr> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>您的名字: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <input class=stedit maxlength=10 name=name size=23 value=<?echo$info[0];?>> 
              *必须填写 </td> 
          </tr> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>您的电话: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <input class=stedit maxlength=20 name=tel size=23 value=<?echo$info[7];?>> 
            </td> 
          </tr> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>出生日期: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <input class=stedit maxlength=11 name=birth size=23 value=<?echo$info[8];?>> 
              *类似2000-10-10 </td> 
          </tr> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>联系地址: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <input class=stedit maxlength=50 name=add size=23 value=<?echo$info[6];?>> 
            </td> 
          </tr> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>您的职业: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <select name="job"> 
                <option value="学 生">学 生</option> 
                <option value="老 师">老 师</option> 
                <option value="其 他">其 他</option> 
              </select> 
            </td> 
          </tr> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>您的性别: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <select name="sex"> 
                <option value="俊  男">俊  男</option> 
                <option value="靓  女">靓  女</option> 
                <option value="其  他">其  他</option> 
              </select> 
            </td> 
          </tr> 
          <tr>  
            <td align=middle bgcolor=#ffffff height=25 width=121>个人简介: </td> 
            <td align=left bgcolor=#ffffff height=25 width=486>  
              <textarea class="stedit" name="intro" cols="40" rows="4"><?echo$info[10];?></textarea> 
            </td> 
          </tr> 
          <TR bgColor=#ffedc8>  
            <TD bgColor=#ffffff colSpan=2>  
              <div align="center">  
                <input type="submit" name="submit" value="确认修改" class="stbtm"> 
                  
                <input type="reset" name="reset" value="重置信息" class="stbtm"> 
              </div></form> 
            </TD> 
          </TR> 
          </TBODY>  
        </TABLE> 
      </DIV></TR></TBODY></TABLE><BR><TR><TD></TD></TR> 
</BODY> 
</HTML> 
<? 
} 
?> PHP+DBM的同学录程序(3)
原文:http://www.jb51.net/article/2087.htm