php 개발 페이지 구현 코드 1/3 페이지

프로젝트 구성:

실행 효과:
conn.php

 
<?php 
$conn = @ mysql_connect("localhost", "root", "") or die("       "); 
mysql_select_db("form", $conn); 
mysql_query("set names 'GBK'"); //  GBK    ; 
//    ，    
function htmtocode($content) { 
$content = str_replace("
", "<br>", str_replace(" ", "&nbsp;", $content)); 
return $content; 
} 
?> 

page.php

 
1 <?php 
2 
3 function _PAGEFT($totle, $displaypg = 20, $url = '') { 
4 
5 global $page, $firstcount, $pagenav, $_SERVER; 
6 
7 $GLOBALS["displaypg"] = $displaypg; 
8 
9 if (!$page) 
$page = 1; 
if (!$url) { 
$url = $_SERVER["REQUEST_URI"]; 
} 
//URL  ： 
$parse_url = parse_url($url); 
$url_query = $parse_url["query"]; //    URL      
if ($url_query) { 
$url_query = ereg_replace("(^|&)page=$page", "", $url_query); 
$url = str_replace($parse_url["query"], $url_query, $url); 
if ($url_query) 
$url .= "&page"; 
else 
$url .= "page"; 
} else { 
$url .= "?page"; 
} 
$lastpg = ceil($totle / $displaypg); //   ，      
$page = min($lastpg, $page); 
$prepg = $page -1; //    
$nextpg = ($page == $lastpg ? 0 : $page +1); //    
$firstcount = ($page -1) * $displaypg; 
//         ： 
$pagenav = "    <B>" . ($totle ? ($firstcount +1) : 0) . "</B>-<B>" . min($firstcount + $displaypg, $totle) . "</B>    ，  $totle    "; 
//           ： 
if ($lastpg <= 1) 
return false; 
$pagenav .= " <a href='$url=1'>  </a> "; 
if ($prepg) 
$pagenav .= " <a href='$url=$prepg'>  </a> "; 
else 
$pagenav .= "    "; 
if ($nextpg) 
$pagenav .= " <a href='$url=$nextpg'>  </a> "; 
else 
$pagenav .= "    "; 
$pagenav .= " <a href='$url=$lastpg'>  </a> "; 
//      ，        ： 
$pagenav .= "　   <select name='topage' size='1' onchange='window.location=\"$url=\"+this.value'>
"; 
for ($i = 1; $i <= $lastpg; $i++) { 
if ($i == $page) 
$pagenav .= "<option value='$i' selected>$i</option>
"; 
else 
$pagenav .= "<option value='$i'>$i</option>
"; 
} 
$pagenav .= "</select>  ，  $lastpg  "; 
} 
include("conn.php"); 
$result=mysql_query("SELECT * FROM `test`"); 
$total=mysql_num_rows($result); 
//  pageft()，    10   （     20 ，       ），    URL（  ，     ）。 
_PAGEFT($total,5); 
echo $pagenav; 
$result=mysql_query("SELECT * FROM `test` limit $firstcount,$displaypg "); 
while($row=mysql_fetch_array($result)){ 
echo "<hr><b>".$row[name]." | ".$row[sex]; 
} 
?> 

list.php [code] 1 2 3 다음 페이지 전문 을 읽다