Free Guestbook Challenge the best guestbook source code (4)

config.php file
//Your username and password, as well as database name, and table name, are defined here!!!
//Because you are afraid that your username and password will be seen by others through the browser, so Use the php extension, so you can’t see it by browsing!!!.
                                                                                                                                                   $username='your_name';         . /Host name, usually localhost
  $db_name='your_db_name';         //Database name
    $table_name='your_liuyan_table';                                    $replacement ="1$str_suffix";
$msg=preg_replace($pattern,$replacement,$msg);
return($msg);
}
function check_en_num($msg)
{
$pattern='/[x00- x7f]/';
preg_match_all($pattern,$msg,$matches);
$num2=count($matches[0]);
return($num2%2);
}
function short_one($msg)
{
$pattern='/.$/';
$replacement='';
$result=preg_replace($pattern,$replacement,$msg);
return($result);
}
function pian_question($msg )
{
$pattern="/'/";
$replacement="'";
$temp=preg_replace($pattern,$replacement,$msg);
$pattern="/'/";
$replacement ="'";
$result=preg_replace($pattern,$replacement,$temp);
return($result);
}
function check_last($msg)
{
$pattern='/.$/';
preg_match($pattern,$msg,$match);
if ($match[0]>'~')
return(1);
else
return(0); // echo "English";
}
//$num5=short_one($test);
//echo $num5;
function computer_message($msg,$hang_zifu_number)
{
$msg=pian_question($msg);
$arr_ph/n/",$ msg);
$num=count($arr_phone);
//echo $num;
//echo "
";
//$num2=strlen($arr_phone[0]);
//echo {
           $first_line=0;
             $workstr=$arr_phone[$i];                                            $pattern_ all($pattern_pre50,$workstr,$matches);
$temp=$matches[0][0];
                                                                                                                                           short
                   $ pattern_replace="/^.{".$hang_zifu_shortone ."}/";
                                  $replacement='';                                                                                                                                                                                                Processed!
                                                                                                                                                                                                                               .
                    $pattern_replace="/^.{".$hang_zifu_number ."}/";
              $replacement='';
              $arr_phone[$i]=preg_replace($pattern_replace,$replacement,$workstr);
            }  
  
         $message=$message . $temp."
";
      }
   if (($first_line==1)and(strlen($arr_phone[$i])<$hang_zifu_number))
     {
       $first_line=0;
       $temp_addblank=$arr_phone[$i];
       $temp_addblank=add_blankto50($temp_addblank,$hang_zifu_number);
       $message=$temp_addblank ."
";
     }
   else
       $message=$message .$arr_phone[$i]."
";
}
return($message);
}
//$num1=strlen($test);
//echo $num1;
//echo $test;
//echo "
";
//$mes=add_blankto50($test);
//$num9=strlen($mes);
//echo $num9;
//$result=ip_question($test);
//computer_message($test);
//echo $result;
function checkpass($passwd,$action,$db_name,$table_name_control,$id_link)
    {
      
     if ($action="delete")
        $str_sql="select value from $table_name_control where leibie='delete';";
     else if ($action="huifu")
        $str_sql="select value from $table_name_control where leibie='huifu';";
     else  
        echo "error";
     $result=mysql_db_query($db_name,$str_sql,$id_link);
     if (! $result) {
            affy_error_exit('SQL Execution has failed.');}
     $record= mysql_fetch_object($result);
    // echo $record->value;
    // echo "
";
    // echo $passwd;
    // echo "
";
     if ($record->value==$passwd)
        return(1);
     else
        return(0);    
   }
//$msg=computer_message($test,$hang_zifu_number);
//echo $msg;
?>
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以上就介绍了免费留言本 挑战最棒的留言本的源码（四），包括了免费留言本方面的内容，希望对PHP教程有兴趣的朋友有所帮助。