How to implement Simple message board function in PHP

Source: Internet
Author: User
This article mainly for you in detail the PHP Simple message board function implementation code, with a certain reference value, interested in small partners can refer to

The specific contents are as follows:


<?php error_reporting (0);                       Close notice hint require_once "conn.php";   $pagesize = 5; Each page shows 5 data $sql = "SELECT count (*) from guestlist";  Select the database, calculate the number of rows that match the criteria, and return the number of rows $result = mysql_query ($sql);  execution, if successful, returns the result set (all data is found from the database, the number of bars returned) $row = Mysql_fetch_row ($result); Get the array array[0]= "total number of bars in the database" $infoCount = $row [0]; Get total number of bars: Gets the value in the array $row[0]= "total number of bars in the database" $pageCount = Ceil ($infoCount/$pagesize); Get total Pages (total number/page number 5) $currpage =empty ($_get["page"])? 1:$_get["Page"];  If the current page is empty, the definition page=1 is $currpage=1 and vice versa if ($currpage > $pageCount)//If the number of pages entered exceeds the total number of pages, the default jumps to the last page {$currpage = $pageCount; }? ><! DOCTYPE html>


<?php$link = mysql_connect ("localhost", "root", "" "), mysql_select_db (" Guestbook "); mysql_query (" Set names Utf-8 "); if (! $link) {die ("Connection failed:". Mysqli_connect_error ());} echo "link succeeded";?>


<?php error_reporting (0);    Close notice hint require_once "conn.php"; $title = $_request[' title ']; $username = $_request[' username '); $content = $_request[' content ']; $content = Str_replace ("\ n", "<br>", Str_replace ("", "", $content));    Show ' spaces ' and ' enter ' $week = ' Week '. Mb_substr ("Day 123456", Date ("W"), 1, "utf-8"); $isok =mysql_query ("INSERT into guestlist (title,username,content,addtime) VALUES (' $title ', ' $username ', ' $content ', ' ". Date (" Y-m-d h:i:s ")." $week ') ");  if ($isok)  {    echo "<script>      alert (' Submit success ');     location.href= ' index.php ';     </script> ";   } else {    echo ' <script>      alert (' Submit failed ');     location.href= ' index.php ';     </script> ";  } ?>


body{margin:0;padding:0;} ul,li{list-style:none;margin:0;padding:0;} A{text-decoration:none;}. content{width:800px;  margin:0 Auto; }.bt{width:799px; height:20px; text-align:center; background: #EB9316; margin:0 0 5px 0;}. bt>li{float:left; width:265px; height:20px; text-align:center; line-height:20px; font-size:13px;}.          nr{Float:left; /* If not floating behind the LYNR will be affected */width:799px; height:20px; Text-align:center; Background: #B9DEF0;}. nr>li{float:left; width:265px; height:20px; text-align:center; line-height:20px; font-size:13px;}. lynr{Float:left;    /* If you do not float the layout will be messy */width:800px; margin:1px 0 1px 0; }.content p{width:70px; height:50px; float:left;  }. Content span{Display:block; width:710px; float:left;  } td{width:80px; padding:5px 0;/*border:1px solid #79ABFE; * *}TD input,textarea{border:1px solid #79ABFE;}       /*tr{Display:block; /* Set the TR to block element and then surround it with a chunk. Not a rectangle  }*/

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