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Simple guestbook example code written in php+mysql_PHP tutorial

WBOY
WBOYOriginal
2016-07-21 15:50:30909browse

guestbook.php: 
 
 
 
 
 
 

 

 
  
 
   
    
    
 
 
     
       
     
  

高三<6>班留言本本

 
        
 

           
  
 
   
 
               
   
   
   
               
   
   
               
                 
                 
               
               
                 
                 
               
               
                 
                 
               
               
                 
               
            
 
          姓名:
type="text" name="T1" size="13">
 
          EMAIL:
 
          个人主页:
 
          主题:
 
          留言:
 
                
 
          

 
                                              

 
        
 
         
        
 
  
 
 
 
  
 
   
     
       
     
  
 
include ("connect.rec");

$qh=mysql_query("SELECT COUNT(*) AS rcnt FROM guestbook");

$data=mysql_fetch_array($qh);

$nr=$data["rcnt"];

//判断偏移量参数是否传递给了脚本,如果没有就使用默认值0

if (empty($offset))

{

$offset=0;

}
//查询结果(这里是每页20条,但你自己完全可以改变它)

//$result=mysql_query("SELECT * from guestbook ORDER BY time desc LIMIT $offset, 5");
$result=mysql_query("SELECT * from guestbook LIMIT $offset, 5");

//显示返回的5条记录

while ($data=mysql_fetch_array($result))
{
printf("姓名:%s
",$data["name"]); 
printf("EMAIL:%s
",$data["mail"]); 
printf("个人主页:%s
",$data["url"]); 
printf("来自:%s
",$data["ip"]); 
printf("留言时间:%s
",$data["time"]); 
printf("主题:%s
",$data["title"]); 
printf("内容:%s
",$data["ly"]); 
printf("
"); 
}  

//下一步,要写出到其它页面的链接  

if($offset) //如果偏移量是0,不显示前一页的链接  
{  
$preoffset=$offset-5;  
print "前一页 n";  
}  

//计算总共需要的页数  

$pages=ceil($nr/5); //$pages变量现在包含所需的页数  

for ($i=1; $i <= $pages; $i++)

{

$newoffset=5*$i-5;

print "$i n";  

}  

//检查是否是最后一页  
$next = $offset+5; 
if ($next<$nr)
{
print "下一页 n";  
}  
printf("返回") 
?>  
 
  
 
 
 
 

ly.php: 

include ("connect.rec"); 
$name = $T1; 
$mail = $T2; 
$url = $T3; 
$title = $T4; 
$time = date( "Y-m-j H:i:s" ); 
$ip = getenv("REMOTE_ADDR"); 
$ly = $S1; 

$result = mysql_query("insert into guestbook (name,mail,url,ip,time,title,ly) values ('$name','$mail','$url','$ip','$time','$title','$ly')"); 
if ($result == 1) 
  { 
   echo("留言成功!"); 
  printf(""); 
  printf("location='guestbook.php'"); 
  printf(""); 
  } 
else 
  { 
  echo("留言失败!"); 
  printf("返回"); 
  } 
?>

www.bkjia.comtruehttp://www.bkjia.com/PHPjc/319371.htmlTechArticleguestbook.php: head metahttp-equiv="Content-Language"c metahttp-equiv="Content-Type"c title/title STYLEA:link{ COLOR:#002878;TEXT-DECORATION:none } A:visited{ COLOR:#002878;TEXT-DEC...
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