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PHP implements rental housing data management and search page

墨辰丷Original: 2018-05-22 11:24:571630browse

This article mainly introduces the relevant information of PHP rental housing data management and search page in detail. It has certain reference value. Interested friends can refer to the

php data access example: Rental information management, the specific content is as follows

1. Database table creation

2. encapsulation class referenced by zufangzi.php

<body>

<h1>租房子</h1>

<form action="zufangzi.php" method="post">
<p>区域：<input type="checkbox" name="qx" onclick="quanxuan(this,&#39;qy&#39;)" />全选</p>
<p>
<?php
require "DBDA.class1.php";
$db = new DBDA();

$sqy = "select distinct area from house";//写SQL语句，并去重
$aqy = $db->query($sqy);
foreach($aqy as $v)
{
  echo "<input type=&#39;checkbox&#39; name=&#39;qy[]&#39; value=&#39;{$v[0]}&#39; class=&#39;qy&#39; />{$v[0]}";
}
?>
</p>
<br />

<p>租赁类型：<input type="checkbox" name="zlqx" onclick="quanxuan(this,&#39;zl&#39;)" />全选</p>
<p>
<?php
$szl = "select distinct renttype from house";
$azl = $db->query($szl);
foreach($azl as $v)
{
  echo "<input type=&#39;checkbox&#39; name=&#39;zl[]&#39; value=&#39;{$v[0]}&#39; class=&#39;zl&#39; />{$v[0]}";
}
?>
</p>
<br />
<p>房屋类型：<input type="checkbox" name="fwqx" onclick="quanxuan(this,&#39;fw&#39;)" />全选</p>
<p>
<?php
$sfw = "select distinct housetype from house";
$afw = $db->query($sfw);
foreach($afw as $v)
{
  echo "<input type=&#39;checkbox&#39; name=&#39;fw[]&#39; value=&#39;{$v[0]}&#39; class=&#39;fw&#39; />{$v[0]}";
}
?>
</p>
<br />
<p>关键字：<input type="text" name="key" /> <input type="submit" value="查询" /></p>
</form>
<br />

<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
  
  $tj1 = " 1=1 ";
  $tj2 = " 1=1 ";
  $tj3 = " 1=1 ";
  $tj4 = " 1=1 ";
  
  if(!empty($_POST["qy"]))
  {
    $aqy = $_POST["qy"];
    $sqy = implode("&#39;,&#39;",$aqy);
    
    $tj1 = " area in (&#39;{$sqy}&#39;) ";
  }
  
  if(!empty($_POST["zl"]))
  {
    $azl = $_POST["zl"];
    $szl = implode("&#39;,&#39;",$azl);
    
    $tj2 = " renttype in (&#39;{$szl}&#39;) ";
  }
  
  if(!empty($_POST["fw"]))
  {
    $afw = $_POST["fw"];
    $sfw = implode("&#39;,&#39;",$afw);
    
    $tj3 = " housetype in (&#39;{$sfw}&#39;) ";
  }
  
  if(!empty($_POST["key"]))
  {
    $k = $_POST["key"];
    $tj4 = " keyword like &#39;%{$k}%&#39; ";
  }
  
  
  $sql = "select * from house where {$tj1} and {$tj2} and {$tj3} and {$tj4}";
  echo $sql;
  
  $arr = $db->query($sql);
  foreach($arr 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>
<script type="text/javascript">
function quanxuan(qx,a)
{
  //找到该全选按钮对应的checkbox列表
  var ck = document.getElementsByClassName(a);
  //找全选按钮选中状态
  if(qx.checked)
  {
    for(var i=0;i<ck.length;i++)
    {
      ck[i].setAttribute("checked","checked");
    }
  }
  else
  {
    for(var i=0;i<ck.length;i++)
    {
      ck[i].removeAttribute("checked");
    }
  }
  
}
</script>
</html>

<?php
class DBDA
{
  public $host = "localhost";
  public $uid = "root";
  public $pwd = "123";
  public $dbname = "test_123";
  //执行SQL语句返回相应的结果
  //$sql 要执行的SQL语句
  //$type 代表SQL语句的类型，0代表增删改，1代表查询
  function query($sql,$type=1)
  {
    $db = new MySQLi($this->host,$this->uid,$this->pwd,$this->dbname);
    
    $result = $db->query($sql);
    
    if($type)
    {
      //如果是查询，显示数据
      return $result->fetch_all();
    }
    else
    {
      //如果是增删改，返回true或者false
      return $result;
    }
  }
}

Rendering page

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