PHP制作查询租房表

时间：2023-12-04 16:20:44
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

 <html xmlns="http://www.w3.org/1999/xhtml">

 <head>

 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

 <title>无标题文档</title>

 </head>

 <body>

 <!--<textarea style=" overflow: scroll;"></textarea>文本域-->

 <!--当我点击查询的时候会把数据传到当前页面，提交到当前页面-->

 <?php

 $db = new MySQLi("localhost","root","511108","text");

 //在这个页面就能把提交的数据放到这是用了

 //做查询的时候传递过来几条数据就就做几个条件

 $tj1 = " 1=1 ";

 $tj2 = " 1=1 ";

 $tj3 = " 1=1 ";

 $tj4 = " 1=1 ";

 //区域的条件

 //var_dump($_POST["qx"]);//测试输出用

 if(!empty($_POST["qx"]) && count($_POST["qx"])>0)//判断countyaodayu零如果等于零还是查所有

 {

     //$tj1 = "";

     $qx = $_POST["qx"];//这是一个数组把数组要转化字符串

     //select * from info where code in('类型','数量','','','')//数组里面每个元素就是一个值。如何拼成字符串：用拆分字符串implode方法（','拼接）

     $str = implode("','",$qx);

     //echo $str;//输出

     $tj1 = " area in('{$str}') ";//完整的条件

     //echo $tj1;//输出看看tj1 是不是完整条件

 }

 //租赁类型的条件

 if(!empty($_POST["zl"]) && count($_POST["zl"])>0)

 {

     $zl = $_POST["zl"];

     $str = implode("','",$zl);

     $tj2 = " renttype in('{$str}') ";

 }

 //房屋类型的条件

 if(!empty($_POST["fw"]) && count($_POST["fw"])>0)

 {

     $fw = $_POST["fw"];

     $str = implode("','",$fw);

     $tj3 = " housetype in('{$str}') ";

     //echo $tj3;    //测试输出

 }

 //关键字的条件

 if(!empty($_POST["key"]))

 {

     $key = $_POST["key"];//把$_POST["key"]交给$key变量

     $tj4 = " keyword like '%{$key}%' ";//不为空就变成关键字模糊查询,把$key变量拿过来

 }

 ?>

 <h1>租房</h1>

 <form action="fangwu12.php" method="post">

 <div>

     区域：

         <input type="checkbox" name="qx" />全选

 </div>

 <div>

     <?php

     $sqlq = "select distinct area from house";//去重distinct

     $rq = $db->query($sqlq);

     $aq = $rq->fetch_all();

     foreach($aq as $v)//循环输出

     {

         echo "<input type='checkbox' name='qx[]' value='{$v[0]}' />{$v[0]}";//    name='qx[]'以数组形式提交

     }

     ?>

 </div>

 <br/>

 <div>

     租赁类型：

         <input type="checkbox" name="qx" />全选</div>

 <div>

     <?php

     $sqlz = "select distinct renttype from house";//去重distinct

     $rz = $db->query($sqlz);

     $az = $rz->fetch_all();

     foreach($az as $v)//循环输出

     {

         echo "<input type='checkbox' name='zl[]' value='{$v[0]}' />{$v[0]}";

     }

     ?>

 </div>

 <br/>

 <div>

     房屋类型：

         <input type="checkbox" name="qx" />全选</div>

 <div>

     <?php

     $sqlf = "select distinct housetype from house";//去重distinct

     $rf = $db->query($sqlf);

     $af = $rf->fetch_all();

     foreach($af as $v)//循环输出

     {

         echo "<input type='checkbox' name='fw[]' value='{$v[0]}' />{$v[0]} ";

     }

     ?>

 </div>

 <br/>

 <div>

     关键字：

     <input type="text" name="key" />

     <input type="submit" value="查询" />

 </div>

 <table width="100%" border="1" cellpadding="0" cellspacing="0">

     <tr>

         <td>关键字</td>

         <td>区域</td>

         <td>建筑面积</td>

         <td>租金</td>

         <td>租赁类型</td>

         <td>房屋类型</td>

     </tr>

     <?php

     $sqlall = "select * from house where {$tj1} and {$tj2} and {$tj3} and {$tj4}";

     //echo $sqlall;//什么也不选就是默认所有
　　　　 $rall = $db->query($sqlall);

     $aall = $rall->fetch_all();

     foreach($aall as $v)

     {

         echo "<tr>

         <td>{$v[1]}</td>

         <td>{$v[2]}</td>

         <td>{$v[3]}</td>

         <td>{$v[4]}</td>

         <td>{$v[5]}</td>

         <td>{$v[6]}</td>

     </tr>";

     }

     ?>

 </table>

 </body>

 </html>

PHP制作查询租房表

 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

 <html xmlns="http://www.w3.org/1999/xhtml">

 <head>

 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

 <title>无标题文档</title>

 </head>

 <body>

 <!--<textarea style=" overflow: scroll;"></textarea>文本域-->

 <!--当我点击查询的时候会把数据传到当前页面，提交到当前页面-->

 <?php

 $db = new MySQLi("localhost","root","511108","text");

 //在这个页面就能把提交的数据放到这是用了

 //做查询的时候传递过来几条数据就就做几个条件

 $tj1 = " 1=1 ";

 $tj2 = " 1=1 ";

 $tj3 = " 1=1 ";

 $tj4 = " 1=1 ";

 //区域的条件

 //var_dump($_POST["qx"]);//测试输出用

 if(!empty($_POST["qx"]) && count($_POST["qx"])>0)//判断countyaodayu零如果等于零还是查所有

 {

     //$tj1 = "";

     $qx = $_POST["qx"];//这是一个数组把数组要转化字符串

     //select * from info where code in('类型','数量','','','')//数组里面每个元素就是一个值。如何拼成字符串：用拆分字符串implode方法（','拼接）

     $str = implode("','",$qx);

     //echo $str;//输出

     $tj1 = " area in('{$str}') ";//完整的条件

     //echo $tj1;//输出看看tj1 是不是完整条件

 }

 //租赁类型的条件

 if(!empty($_POST["zl"]) && count($_POST["zl"])>0)

 {

     $zl = $_POST["zl"];

     $str = implode("','",$zl);

     $tj2 = " renttype in('{$str}') ";

 }

 //房屋类型的条件

 if(!empty($_POST["fw"]) && count($_POST["fw"])>0)

 {

     $fw = $_POST["fw"];

     $str = implode("','",$fw);

     $tj3 = " housetype in('{$str}') ";

     //echo $tj3;    //测试输出

 }

 //关键字的条件

 if(!empty($_POST["key"]))

 {

     $key = $_POST["key"];//把$_POST["key"]交给$key变量

     $tj4 = " keyword like '%{$key}%' ";//不为空就变成关键字模糊查询,把$key变量拿过来

 }

 ?>

 <h1>租房</h1>

 <form action="fangwu12.php" method="post">

 <div>

     区域：

         <input type="checkbox" onclick="checkall(this)" />全选

 </div>

 <div>

     <?php

     $sqlq = "select distinct area from house";//去重distinct

     $rq = $db->query($sqlq);

     $aq = $rq->fetch_all();

     foreach($aq as $v)//循环输出

     {

         echo "<input type='checkbox' name='qx[]' value='{$v[0]}' class='qxlist' />{$v[0]}";//    name='qx[]'以数组形式提交

     }

     ?>

 </div>

 <br/>

 <div>

     租赁类型：

         <input type="checkbox" name="qx" />全选</div>

 <div>

     <?php

     $sqlz = "select distinct renttype from house";//去重distinct

     $rz = $db->query($sqlz);

     $az = $rz->fetch_all();

     foreach($az as $v)//循环输出

     {

         echo "<input type='checkbox' name='zl[]' value='{$v[0]}' />{$v[0]}";

     }

     ?>

 </div>

 <br/>

 <div>

     房屋类型：

         <input type="checkbox" name="qx" />全选</div>

 <div>

     <?php

     $sqlf = "select distinct housetype from house";//去重distinct

     $rf = $db->query($sqlf);

     $af = $rf->fetch_all();

     foreach($af as $v)//循环输出

     {

         echo "<input type='checkbox' name='fw[]' value='{$v[0]}' />{$v[0]} ";

     }

     ?>

 </div>

 <br/>

 <div>

     关键字：

     <input type="text" name="key" />

     <input type="submit" value="查询" />

 </div>

 <table width="100%" border="1" cellpadding="0" cellspacing="0">

     <tr>

         <td>关键字</td>

         <td>区域</td>

         <td>建筑面积</td>

         <td>租金</td>

         <td>租赁类型</td>

         <td>房屋类型</td>

     </tr>

     <?php

     $sqlall = "select * from house where {$tj1} and {$tj2} and {$tj3} and {$tj4}";

     //echo $sqlall;//什么也不选就是默认所有

     $rall = $db->query($sqlall);

     $aall = $rall->fetch_all();

     foreach($aall as $v)

     {

         echo "<tr>

         <td>{$v[1]}</td>

         <td>{$v[2]}</td>

         <td>{$v[3]}</td>

         <td>{$v[4]}</td>

         <td>{$v[5]}</td>

         <td>{$v[6]}</td>

     </tr>";

     }

     ?>

 </table>

 <!--下是控制区域全选，上面有个区域-->

 <script type="text/javascript">

 function checkall(a)

 {

     var ck = document.getElementsByClassName("qxlist");

     <!--document.getElementById().setAttribute()用来设置属性的-->

     if(a.checked)

     {

         for(var i=0;i<ck.length;i++)<!--通过这个循环-->

         {

             ck[i].setAttribute("checked","checked");<!--由他控制全选-->

         }

     }

     else

     {

         for(var i=0;i<ck.length;i++)

         {

             ck[i].removeAttribute("checked");

         }

     }

 }

 </script>

 </body>

 </html>
图一，图二是运行区域全选的功能

图一PHP制作查询租房表图2PHP制作查询租房表

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