zoukankan      html  css  js  c++  java
  • php分页查询

    <?php
    include "page.class.php";
    include "db.class.php";
    $db = new DB();
    $name = "";
    $tj = "";
    if(!empty($_POST["mc"]))		//判断查询文本框是否有值
    {
    	$name = $_POST["mc"];
    	$tj = "n={$name}";		//***分页条件
    }
    if(!empty($_GET["n"]))			//根据post传值判断
    {
    	$name = $_GET["n"];
    	$tj = "name={$name}";
    }
    $w = " where AreaName like '%{$name}%' ";	//条件查询
    ?><br />
    <form action="fenye.php" method="post">  <!--建立查询按钮-->
    <div>	
    请输入名称:
    <input type="text" name="mc" value="<?php echo $name ?>" />    
    <input type="submit" value="查询" />
    </div>
    </form><br />
    <table width="100%" border="1" cellpadding="0" cellspacing="0">   
    <tr>
    <td>代号</td>
    <td>名称</td>
    <td>父级代号</td>
    </tr>
    <?php
    $sql1 = "select count(*) from chinastates ".$w;		//数据总量
    $attr = $db->Query($sql1);
    $total = $attr[0][0];		
    $page = new Page($total,10,$tj,true);	//1,数据总量  2,每页的数据量  3,分页条件  4,true显示首页、false显示末页
    $sql2 = "select * from chinastates ".$w.$page->limit;	//条件分页查询
    $r = $db->Query($sql2);
    foreach ($r as $v)
    {
    	echo "<tr><td>{$v[0]}</td><td>{$v[1]}</td><td>{$v[2]}</td></tr>";
    }
    ?>
    </table><br />
    <?php
    echo $page->fpage();		//分页查询菜单
    ?>
    

      

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  • 原文地址:https://www.cnblogs.com/1116zsc/p/5485440.html
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