无JS,完全php面向过程数据分页实现代码


  本文标签:面向过程,数据分页

复制代码 代码如下:

<?php
//登陆页面设置的session,当session中存在name时
//session_start();
//$name = $_SESSION[name];
//if (empty($name)){
// header("Location: error.php");
// exit();
//}
//面向过程, 数据分页显示
if(false!=($mysql = mysql_connect(本地mysql, mysql用户名, mysql密码))){
mysql_query(set names utf8,$mysql); //设置数据库中的编码
mysql_select_db("数据库database",$mysql);
}else{
die("连接失败");
}


$pageSize = 10; //页面显示条数
$rowCount = 0; //数据总条数,从数据库获得

$sqlCount = select count(id) from employee;
$res1 = mysql_query($sqlCount,$mysql);

//取出数据条数
if(false!=($row=mysql_fetch_row($res1))){
$rowCount = $row[0];
}

//总页数,通过计算得到
$pageCount = 0;
$pageCount = ceil($rowCount/$pageSize);

//获取当前页
if(!isset($_GET[pageNow])){ // 当 get/post都为空的时候赋默认值1
$pageNow = 1; //当前页数
}elseif(false!=is_numeric($_GET[pageNow]) && $_GET[pageNow]<=$pageCount){
$pageNow = $_GET[pageNow];
}else{
header("Location: ../Error/error.php");
exit();
}
//打印分页数据
echo "<div style=margin-left:300px;margin-top:1px;>";
echo "<table style=border:1px;border-style:solid;border-width:1px;border-color:green>";
echo "<tr><th>id</th> <th>name</th> <th>age</th> <th>sex</th> <th>birthday</th> <th>编辑雇员</th> <th>删除雇员</th> </tr>";
$sqList = "select id,name,age,sex,birthday from employee limit ".($pageNow-1)*$pageSize.",".$pageSize;
$res2 = mysql_query($sqList,$mysql);
while (false!=($row=mysql_fetch_assoc($res2))){
echo "<tr><td>{$row[id]}</td> <td>{$row[name]}</td> <td>{$row[age]}</td> <td>{$row[sex]}</td> <td>{$row[birthday]}</td> <td><a href=#>编辑</a></td> <td><a href=#>删除</a></td></tr>";
}
echo "</table>";
//表单控制显示页数
echo "<form action=当前页>";
//上一页按钮
if($pageNow>1){
$pageUp = $pageNow-1;
echo "<a href=?pageNow=".$pageUp.">上一页</a> ";
}

//下一页按钮
if($pageNow<$pageCount){
$pageDown = $pageNow+1;
echo "<a href=?pageNow=".$pageDown.">下一页</a> <br/>";
}

//后退十页按钮
if($pageNow-10>0){
echo "<a href=?pageNow=".($pageNow-10)."><<<</a> ";
}


//向本页传递当前显示的页数,并显示第几页按钮
for($i=1;$i<=$pageCount;$i++){

if($i>$pageNow-2 && $i<$pageNow+6){
if($i!=$pageNow){
echo "<a href=?pageNow=".$i.">第".$i."页</a> ";
}
}
}

//前进十页
if($pageNow+10<=$pageCount){
echo "<a href=?pageNow=".($pageNow+10).">>>></a> ";
}

//显示当前页与总页数
echo "<br/>当前页".$pageNow."页/共".$pageCount."页";


//跳转页
echo "跳转到:<input type=text name=pageNow id=pageNow style=width:30px;height:20px/>页<input type=submit style=width:37px;height:20px;font-size:11px; value=go/>";
echo "</form>";
echo "</div>";
?>