留言本挑战最棒的留言本的源码（五）

留言信息

require('config.php');
?>
$initial_record=0;
$sort_field='key_liuyan';
$sort_direction='DESC';
if (strlen($arr_request['initial_record']))
{
$initial_record=$arr_request['initial_record'];
$sort_field=$arr_request['sort_field'];
$sort_direction=$arr_request['sort_direction'];
}
$str_sql_all="select count(*) as number_of_records from $table_name ";
$result=mysql_db_query($db_name,$str_sql_all,$id_link);
if (!result)
{ affy_error_exit('SQL select execution has failed.');}
$record=@mysql_fetch_object($result);
$number_of_records=$record->number_of_records;
if (strlen($sort_field)==0)
{
$str_sql="select * from $table_name
limit $initial_record,$number_records_to_display ";
}
else
{
$str_sql="select * from $table_name order by $sort_field $sort_direction
limit $initial_record,$number_records_to_display ";
}
$result=mysql_db_query($db_name,$str_sql,$id_link);
if (!$result)
{ affy_error_exit('SQL select execution has failed.');}
$number_of_records_
if ($number_of_records<1)
{ echo '

表中没有数据!

';}
else
{
$next_index=$initial_record+$number_records_to_display;
if ($next_index>$number_of_records)
$next_index=$number_of_records;

$prev_index=$initial_record-$number_records_to_display;
if ($prev_index<0)
{
$prev_index=0;
}
}
echo "

";
echo "

"; if ($initial_record!=0) { $t1="initial_record=$prev_index"; $sort="sort_field=$sort_field"; $asc="sort_direction=$sort_direction"; echo ""; echo "<<前 $number_records_to_display 条留言"; } else { echo "|前面没有留言了"; } echo "

"; $t2=$initial_record+1; echo "本页显示第 $t2 到 $next_index 条留言,共$number_of_records条留言"; echo "

"; if ($next_index!=$number_of_records) { $t1="initial_record=$next_index"; $sort="sort_field=$sort_field"; $asc="sort_direction=$sort_direction"; echo " "; echo "后 $number_records_to_display 条留言>>"; } else { echo "后面没有留言了|"; } echo "

";
echo "

";
?>

[我也要留言]

for ($iindex=0;$iindex<$number_of_records_on_current_page;$iindex++)
{
$record=mysql_fetch_object($result);
require('display.inc');
}
?>

echo "

";
echo "

"; echo "转到第"; if (($number_of_records % $number_records_to_display)==0) { $number_of_pages=$number_of_records / $number_records_to_display; } else { $number_of_pages=($number_of_records-($number_of_records % $number_records_to_display))/$number_records_to_display+1; } $sort="sort_field=$sort_field"; $asc="sort_direction=$sort_direction"; for ($ii=1;$ii<=$number_of_pages;$ii++) { $yeshu=($ii-1)*$number_records_to_display ; $t1="initial_record=$yeshu "; if ($initial_record!=$yeshu) { echo ""; echo "[ $ii ]"; } else echo "[ $ii ]"; } echo "页 共 $number_of_pages 页"; echo "

";
echo "

";
?>

---

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以上就介绍了留言本 挑战最棒的留言本的源码（五），包括了留言本方面的内容，希望对PHP教程有兴趣的朋友有所帮助。