php出租房数据管理及搜索页面

5年以前 | 阅读数：232 次 | 编程语言：PHP

php数据访问例子：租房信息管理，具体内容如下

1.数据库建表

2. zufangzi.php


    <body>

    <h1>租房子</h1>

    <form action="zufangzi.php" method="post">
    <div>区域：<input type="checkbox" name="qx" onclick="quanxuan(this,'qy')" />全选</div>
    <div>
    <?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 $v)
    {
      echo "<input type='checkbox' name='qy[]' value='{$v[0]}' class='qy' />{$v[0]}";
    }
    ?>
    </div>
    <br />

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

        $tj1 = " area in ('{$sqy}') ";
      }

      if(!empty($_POST["zl"]))
      {
        $azl = $_POST["zl"];
        $szl = implode("','",$azl);

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

      if(!empty($_POST["fw"]))
      {
        $afw = $_POST["fw"];
        $sfw = implode("','",$afw);

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

      if(!empty($_POST["key"]))
      {
        $k = $_POST["key"];
        $tj4 = " keyword like '%{$k}%' ";
      }


      $sql = "select * from house where {$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>

所引用的封装类


    <?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;
        }
      }
    }

呈现页面