在线增减.htpasswd内的用户 <?php  include("./class.Htpasswd.php3");  /* 请修改此.htpasswd文件路径  */  $htpasswdfile = "/usr2/amitc/.htpasswd";  // 此行请勿修改  echo "<FORM ACTION="".$PHP_SELF . "" METHOD=POST>";  ?>  <Table BORDER><TR>  <TD>Username: </TD>  <TD><INPUT TYPE=text name="username"></TD>  </TR><TR>  <TD>Password: </TD>  <TD><INPUT TYPE=text name="password"></TD>  </TR><TR>  <TD>  <INPUT TYPE=radio NAME=doop VALUE="verify" CHECKED> Verify Password <BR>  <INPUT TYPE=radio NAME=doop VALUE="add" > 加入新用户<BR>  <INPUT TYPE=radio NAME=doop VALUE="delete" > 删除用户 <BR>  <INPUT TYPE=radio NAME=doop VALUE="change" > 更改密码 <BR>  </TD>  <TD>  <INPUT TYPE=submit name="operation">  </TD></TR>  </TR>  </TABLE>  </FORM>  <?php  if(!isset($operation)) {  }  else {  echo "<FONT COLOR=RED> <HR>";  echo "您刚进行了此项操作,请核查 <BR><HR>";  echo "您要对用户 $username 及密码 $password 进行 = [$doop] <BR>";  $handle = new Htpasswd($htpasswdfile);  switch ($doop) {  case "add":  print "用户<BR>";  $retval = $handle->addUser($username, $password);  if($retval) {  print "用户 [$username] 加入成功!<BR>";  } else {  print "加入用户 [$username] 失败.<BR>";  }  break;  case "change":  print "修改密码<BR>";  $retval = $handle->changePass($username, $password);  if($retval) {  print "[$username] 的密码修改成功.<BR>";  } else {  print "[$username] 的密码修改失败.<BR>";  }  break;  case "delete":  print "删除用户<BR>";  $retval = $handle->deleteUser($username);  if($retval) {  print "[$username] 被删除.<BR>";  } else {  print "删除 [$username]时发生错误.<BR>";  }  break;  case "verify":  print "Code to verify user"s password<BR>";  $retval = $handle->verifyUser($username, $password);  if($retval) {  print "[$username] verifies okay with password [$password]<BR>";  } else {  print "Verify Error for [$username] with [$password] (wrong password or user doesn"t exist!) <BR>";  }  break;  default:  print "您要中断? <BR>";  }  echo "</FONT>";  }  ?>