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如何搜索的价值必填字段和可选字段

2016-12-01 157 views
0

我有形成一个搜索表单我有4个表单字段如何搜索的价值必填字段和可选字段

  1. 财产
  2. 分钟价格
  3. 最高价格
  4. 位置

这里属性字段只有强制性的，剩下的3个字段是opti onal，现在我会告诉我的要求用户选择属性只意味着我想显示的细节（从数据库获取匹配的记录）。假设用户选择属性和最低价格意味着我想显示细节（从数据库中获取匹配的记录），同为剩下的两个的Fileds，我想这样的，但我不能得到的，在这里看到我的数据库结构click here

$(document).ready(function(){ 
 
    $('#buy_btn').click(function(){ 
 
     if($('#buyForm').valid()){ 
 
      $.ajax({ 
 
       type:'POST', 
 
       url :"select_buy_properties.php", 
 
       data: $('form#buyForm').serialize(), 
 
       success: function(data) { 
 
        console.log(data); 
 
        
 
       }, 
 
       error:function(exception){ 
 
        alert('Exeption:'+exception); 
 
       } 
 
      }); 
 
      return false; 
 
     } 
 
    }); 
 
});
<form id="buyForm" method="POST"> 
 
    <div class="col-md-11 col-sm-11 col-xs-11" > 
 
     <div class="search1"> \t \t \t \t \t 
 
      <div class="col-md-2 col-sm-3 col-xs-3" style="padding-left:0px;padding-right: 2px;"> 
 
       <!----> 
 
       <select class="ui search dropdown" style=" width: 100%; height: 45px;padding-left:10px;font-size: 17px !important; font-family: inherit;" data-msg-required="Select Propery" required="" aria-required="true" name="property"> 
 
        <option value="">Property</option> 
 
        <?php 
 
        $p = mysql_query("SELECT * FROM properties WHERE status !='1'"); 
 
        while($pp = mysql_fetch_assoc($p)) 
 
        { 
 
         echo '<option value="'.$pp["id"].'">'.$pp["properties"].'</option>'; 
 
        } 
 
        ?> 
 
        
 
       </select> 
 
       <!----> 
 
      </div> 
 
      
 
      <div class="col-md-2 col-sm-3 col-xs-3" style="padding-left:0px;padding-right: 2px;"> 
 
       <!----> 
 
       <select class="ui search dropdown" style=" width: 100%; height: 45px;padding-left:10px;font-size: 17px !important; font-family: inherit;" name="min_price"> 
 
        <option value="">Min Price</option> 
 
        <option value="500000-1000000">5-10 Lacs</option> 
 
        <option value="1000000-2000000">10-20 Lacs</option> 
 
        <option value="2000000-3000000">20-30 Lacs</option> 
 
        <option value="3000000-4000000">30-40 Lacs</option> 
 
        <option value="4000000-5000000">40-50 Lacs</option> 
 
        <option value="5000000-6000000">50-60 Lacs</option> 
 
        <option value="6000000-7000000">60-70 Lacs</option> 
 
        <option value="7000000-8000000">70-80 Lacs</option> 
 
        <option value="8000000-9000000">80-90 Lacs</option> 
 
        <option value="10000000-100000000">100+ Lacs</option> 
 
        
 
       </select> 
 
       <!----> 
 
      </div> 
 
      
 
      <div class="col-md-2 col-sm-3 col-xs-3" style="padding-left:0px;padding-right: 2px;"> 
 
       <!----> 
 
       <select class="ui search dropdown" style=" width: 100%; height: 45px;padding-left:10px;font-size: 17px !important; font-family: inherit;" name="max_price"> 
 
        <option value="">Max Price</option> 
 
        <option value="1000000-2000000">10-20 Lacs</option> 
 
        <option value="2000000-3000000">20-30 Lacs</option> 
 
        <option value="3000000-4000000">30-40 Lacs</option> 
 
        <option value="4000000-5000000">40-50 Lacs</option> 
 
        <option value="5000000-6000000">50-60 Lacs</option> 
 
        <option value="6000000-7000000">60-70 Lacs</option> 
 
        <option value="7000000-8000000">70-80 Lacs</option> 
 
        <option value="8000000-9000000">80-90 Lacs</option> 
 
        <option value="10000000-100000000">100+ Lacs</option> 
 
       </select> 
 
       <!----> 
 
      </div> 
 
      
 
      
 
      <div class="col-md-4 col-sm-4 col-xs-4" style="padding-left:0px;padding-right: 2px;"> 
 
       <!----> 
 
       <select class="ui search dropdown" style=" width: 100%; height: 45px;padding-left:10px;font-size: 17px !important; font-family: inherit;" name="location"> 
 
        <option value="">Location</option> 
 
        <?php 
 
        $l = mysql_query("SELECT * FROM location WHERE status !='1'"); 
 
        while($ll = mysql_fetch_assoc($l)) 
 
        { 
 
         echo '<option value="'.$ll["id"].'">'.$ll["location"].'</option>'; 
 
        } 
 
        ?> 
 
       </select> 
 
       <!----> 
 
      </div> 
 
      
 
      <div class="col-md-2 col-sm-2 col-xs-2" style="padding-left:0px;padding-right: 2px; !important;padding-right:0px !important;"> 
 
       <button type="button" class="btn btn-primary btn-lg" style="background-color: #e85700 !important; 
 
       border-color: #e85700 !important; font-size: 14px !important;height: 44px; width:100%; padding-left:11px; " id="buy_btn">SEARCH<!--<span class="glyphicon glyphicon-search" aria-hidden="true"></span>--></button> \t \t \t \t \t 
 
      </div> 
 
     </div> 
 
    </div> 
 
</form>

select_buy_properties.php

include("admin/dbconfig.php"); 
$property = $_POST['property']; 
$min_price = $_POST['min_price'];//5000000-1000000 
$min_explode = explode("-",$min_price); 
$min1= $min_explode[0] ; //5000000 5 lacs 
$min2= $min_explode[1] ; //1000000 10 lacs 
$max_price = $_POST['max_price']; 

$max_explode = explode("-",$min_price); 
$max1= $max_explode[0] ; //10,00,000 ten lacs 
$max2= $max_explode[1] ; //20,00,000 twenty lacs 

$location = $_POST['location']; 
$query="SELECT * FROM add_projects WHERE property ='$property' AND status!=''"; 
if($min_price!='') 
{ 
    $query.="AND (total_price BETWEEN '600000' AND '700000')"; 
} 
if($max_price!='') 
{ 
    $query.="AND (total_price BETWEEN '700000' AND '1000000')"; 
} 
if($location!='') 
{ 
    $query.=" AND project_location='$location'"; 
} 
$sql=mysql_query($query); 
while($rlt=mysql_fetch_assoc($sql)){ 
    echo $rlt['project_title']; 
}

来源

2016-12-01 Ram R

+0

我正在努力帮助，但我不明白什么是想说。 – Aus

+0

同时标记问题所在的有问题的代码块。 – Aus

回答

1

我对你的代码有过致命的错误。 我测试和修正错误

尝试下面的代码，文件名为select_buy_properties.php 和简单的地方数据库的配置设置，主机，用户名，密码变量$主机，$用户，在代码中找到$ password。 数据库名称可以在命令mysql_select_db（ '数据库名称'，$康恩）发生变化， 表名是

add_projects，性能，位置

<html> 

<head> 
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"> 
    <script> 
    $(document).ready(function(){ 
    $('#buy_btn').click(function(){ 
     alert('hai') 
    if($('#buyForm').valid()){ 
      $.ajax({ 
      type:'POST', 
      url :"select_buy_properties.php", 
      data: $('form#buyForm').serialize(), 
      success: function(data) { 
      console.log(data); 

      }, 
     error:function(exception){ 
     alert('Exeption:'+exception); 
     } 
     }); 
    return false; 
    } 
    }); 
    }); 
    </script> 
    </head> 
    <body> 

    <?php 
    ini_set('display_errors', 1); 
    $host ="localhost"; 
    $user ="root"; 
    $password="root"; 

    $conn = mysql_connect($host,$user,$password); 
    if(!$conn){ 
     die('Could not connect: '.mysql_error()); 
    } 


    if (!mysql_select_db('DatabaseName', $conn)) { 
     echo 'Could not select database'; 
     exit; 
    } 

    $query=""; 

    $property = ''; 
    if (isset($_POST['property']) && !empty($_POST['property'])) 
    { 
     $property = $_POST['property']; 
     $query 
     ="SELECT * FROM add_projects WHERE status != '1' AND property = '".$property."'"; 
    } 
    $min_price = ''; 
    $min1 = ''; 
    $min2 = ''; 
    if (isset($_POST['min_price']) && !empty($_POST['min_price'])) 
    { 
     $min_price = $_POST['min_price']; 
     $min_explode = explode("-",$min_price); 
     $min1= $min_explode[0] ; //5000000 5 lacs 
     $min2= $min_explode[1] ; //1000000 10 lacs 
     if($min_price!='') 
     { 
     $query.=" AND (total_price BETWEEN '600000' AND '700000')"; 
     } 
    } 

    $max_price = ''; 
    $max1 = ''; 
    $max2 = ''; 
    if (isset($_POST['max_price']) && !empty($_POST['max_price'])) 
    { 
     $max_price = $_POST['max_price']; 
     $max_explode = explode("-",$max_price); 
     $max1= $max_explode[0] ; //10,00,000 ten lacs 
     $max2= $max_explode[1] ; //20,00,000 twenty lacs 
     if($max_price!='') 
     { 
      $query.=" AND (total_price BETWEEN '700000' AND '1000000')"; 
     } 
    } 
    $location = ''; 
    if (isset($_POST['location']) && !empty($_POST['location'])) 
    { 
     $location = $_POST['location']; 
     if($location!='') 
     { 
     $query.=" AND project_location='$location'"; 
     } 
    } 


    if($query != '') 
    { 
     $sql=mysql_query($query); 

     while($rlt = mysql_fetch_array($sql)){ 
      echo $rlt['project_title']; 
     } 
    } 
    ?> 
    <form id="buyForm" method="POST"> 
    <div class="col-md-11 col-sm-11 col-xs-11" > 
     <div class="search1">      
     <div class="col-md-2 col-sm-3 col-xs-3" style="padding-left:0px;padding-right: 2px;"> 
     <!----> 
     <select class="ui search dropdown" style=" width: 100%; height: 45px;padding-left:10px;font-size: 17px !important; font-family: inherit;" data-msg-required="Select Propery" required="" aria-required="true" name="property"> 
     <option value="">Property</option> 
      <?php 
      $p = mysql_query("SELECT * FROM properties WHERE status !='1'"); 
      while($pp = mysql_fetch_assoc($p)) 
      { 
       echo '<option value="'.$pp["id"].'">'.$pp["properties"].'</option>'; 
      } 
      ?> 

     </select> 
     <!----> 
     </div> 

     <div class="col-md-2 col-sm-3 col-xs-3" style="padding-left:0px;padding-right: 2px;"> 
     <!----> 
     <select class="ui search dropdown" style=" width: 100%; height: 45px;padding-left:10px;font-size: 17px !important; font-family: inherit;" name="min_price"> 
       <option value="">Min Price</option> 
       <option value="500000-1000000">5-10 Lacs</option> 
       <option value="1000000-2000000">10-20 Lacs</option> 
       <option value="2000000-3000000">20-30 Lacs</option> 
       <option value="3000000-4000000">30-40 Lacs</option> 
       <option value="4000000-5000000">40-50 Lacs</option> 
       <option value="5000000-6000000">50-60 Lacs</option> 
       <option value="6000000-7000000">60-70 Lacs</option> 
       <option value="7000000-8000000">70-80 Lacs</option> 
       <option value="8000000-9000000">80-90 Lacs</option> 
       <option value="10000000-100000000">100+ Lacs</option> 

     </select> 
     <!----> 
     </div> 

     <div class="col-md-2 col-sm-3 col-xs-3" style="padding-left:0px;padding-right: 2px;"> 
     <!----> 
     <select class="ui search dropdown" style=" width: 100%; height: 45px;padding-left:10px;font-size: 17px !important; font-family: inherit;" name="max_price"> 
       <option value="">Max Price</option> 
       <option value="1000000-2000000">10-20 Lacs</option> 
       <option value="2000000-3000000">20-30 Lacs</option> 
       <option value="3000000-4000000">30-40 Lacs</option> 
       <option value="4000000-5000000">40-50 Lacs</option> 
       <option value="5000000-6000000">50-60 Lacs</option> 
       <option value="6000000-7000000">60-70 Lacs</option> 
       <option value="7000000-8000000">70-80 Lacs</option> 
       <option value="8000000-9000000">80-90 Lacs</option> 
       <option value="10000000-100000000">100+ Lacs</option> 
     </select> 
     <!----> 
     </div> 


     <div class="col-md-4 col-sm-4 col-xs-4" style="padding-left:0px;padding-right: 2px;"> 
     <!----> 
     <select class="ui search dropdown" style=" width: 100%; height: 45px;padding-left:10px;font-size: 17px !important; font-family: inherit;" name="location"> 
     <option value="">Location</option> 
      <?php 
      $l = mysql_query("SELECT * FROM location WHERE status !='1'"); 
      while($ll = mysql_fetch_assoc($l)) 
      { 
       echo '<option value="'.$ll["id"].'">'.$ll["location"].'</option>'; 
      } 
      ?> 
     </select> 
     <!----> 
     </div> 

    <div class="col-md-2 col-sm-2 col-xs-2" style="padding-left:0px;padding-right: 2px; !important;padding-right:0px !important;"> 
     <button type="submit" class="btn btn-primary btn-lg" style="background-color: #e85700 !important; 
    border-color: #e85700 !important; font-size: 14px !important;height: 44px; width:100%; padding-left:11px; " id="buy_btn">SEARCH<!--<span class="glyphicon glyphicon-search" aria-hidden="true"></span>--></button>      
    </div> 
    </div> 
    </div> 
    </form> 


    </body> 
    <?php 
     mysql_close($conn); 
    ?> 

    </html>

我观察数据库屏幕截图中的表名add_projects1。但是你在代码中编写了表名add_projects。请在数据库处重新命名为add_projects。

来源

2016-12-01 11:48:51

+0

@@ Veera PrasadFor你它工作与否？对于我不工作，我得到了任何东西 –

+0

是的，它正在工作。 –

+0

试试我的代码。它正在工作。我在本地主机上测试了很多次。确保有关数据库配置，如数据库名称，表名称，数据库凭证（如主机，用户，密码）。你使用的是phpmyadmin吗？ –

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