PHP无法连接到数据库？

时间：2019-04-27 13:58:58

标签： php

所以我试图制作一个表，使您可以内联编辑数据以及添加，搜索和删除数据。我在自己的个人服务器上运行了代码，但是当我上载代码时，它无法连接到我的PhpMyAdmin，我尝试观看更多有关它的视频，但是表上没有任何数据，这就是为什么我相信这是一个连接问题，如果我错了，请纠正我，如果有人可以看一下，那就太好了。 ：）

  

Index.php 

    <html>  
    <head>   
        <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" />  
        <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>  
        <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.2.0/jquery.min.js"></script>  
    </head>  
    <body>  
        <div class="container">  
            <br />  
            <br />
            <br />
            <div class="table-responsive">  
                <span id="result"></span>
                <div id="live_data"></div>                 
            </div>  
        </div>
    </body>  
</html>  
<script>  
$(document).ready(function(){  
    function fetch_data()  
    {  
        $.ajax({  
            url:"select.php",  
            method:"POST",  
            success:function(data){  
                $('#live_data').html(data);  
            }  
        });  
    }  
    fetch_data();  
    $(document).on('click', '#btn_add', function(){  
        var first_name = $('#first_name').text();  
        var last_name = $('#last_name').text();  
        var address = $('#address').text();
        var email_address = $('#email_address').text();
        var home_phone = $('#home_phone').text();
        var mobile_phone = $('#mobile_phone').text();
        var package_type = $('#package_type_').text();
        var customer_status = $('#customer_status').text();
        var mac_address = $('#mac_address').text();
        var installer = $('#installer').text();
        var static_ip = $('#static_ip').text();
        var date_installed = $('#date').text();



        $.ajax({  
            url:"insert.php",  
            method:"POST",  
            data:{first_name:first_name, last_name:last_name, address:address, email_address:email_address, home_phone:home_phone, mobile_phone:mobile_phone, package_type:package_type, customer_status:customer_status, mac_address:mac_address, installer:installer, static_ip, date_installed:date_installed},  
            dataType:"text",  
            success:function(data)  
            {  
                alert(data);  
                fetch_data();  
            }  
        })  
    });  

    function edit_data(id, text, column_name)  
    {  
        $.ajax({  
            url:"edit.php",  
            method:"POST",  
            data:{id:id, text:text, column_name:column_name},  
            dataType:"text",  
            success:function(data){  
                //alert(data);
                $('#result').html("<div class='alert alert-success'>"+data+"</div>");
            }  
        });  
    }  
    $(document).on('blur', '.first_name', function(){  
        var id = $(this).data("id1");  
        var first_name = $(this).text();  
        edit_data(id, first_name, "first_name");  
    });  
    $(document).on('blur', '.last_name', function(){  
        var id = $(this).data("id2");  
        var last_name = $(this).text();  
        edit_data(id,last_name, "last_name");  
         });  

    $(document).on('blur', '.address', function(){  
        var id = $(this).data("id3");  
        var address = $(this).text();  
        edit_data(id,address, "address");  
         });  

    $(document).on('blur', '.email_address', function(){ 
        var id = $(this).data("id4");  
        var email_address = $(this).text();  
        edit_data(id,email_address, "email_address");
          });
         $(document).on('blur', '.home_phone', function(){ 
        var id = $(this).data("id5");  
        var home_phone = $(this).text();  
        edit_data(id,home_phone, "home_phone");
         });
         $(document).on('blur', '.mobile_phone', function(){ 
        var id = $(this).data("id6");  
        var mobile_phone = $(this).text();  
        edit_data(id,mobile_phone, "mobile_phone");
         });
         $(document).on('blur', '.package_type', function(){ 
        var id = $(this).data("id7");  
        var package_type = $(this).text();  
        edit_data(id,package_type, "package_type");
         });
         $(document).on('blur', '.customer_status', function(){ 
        var id = $(this).data("id8");  
        var customer_status = $(this).text();  
        edit_data(id,customer_status, "customer_status");
         });
         $(document).on('blur', '.mac_address', function(){ 
        var id = $(this).data("id9");  
        var mac_address = $(this).text();  
        edit_data(id,mac_address, "mac_address");
         });
         $(document).on('blur', '.installer', function(){ 
        var id = $(this).data("id10");  
        var installer = $(this).text();  
        edit_data(id,installer, "installer");
         });
         $(document).on('blur', '.static_ip', function(){ 
        var id = $(this).data("id5");  
        var static_ip = $(this).text();  
        edit_data(id,static_ip, "static_ip");
         });
         $(document).on('blur', '.date_installed', function(){ 
        var id = $(this).data("id5");  
        var date_installed = $(this).text();  
        edit_data(id,date_installed, "date_installed");
















    });  
    $(document).on('click', '.btn_delete', function(){  
        var id=$(this).data("id3");  
        if(confirm("Are you sure you want to delete this?"))  
        {  
            $.ajax({  
                url:"delete.php",  
                method:"POST",  
                data:{id:id},  
                dataType:"text",  
                success:function(data){  
                    alert(data);  
                    fetch_data();  
                }  
            });  
        }  
    });  
});  
</script>
  

Insert.php 

<?php  
$connect = mysqli_connect(");
$sql = "INSERT INTO tbl_sample(first_name, last_name, address, email_address, home_phone, mobile_phone, package_type, customer_status, mac_address, installer, static_ip, date) VALUES('".$_POST["first_name"]."', '".$_POST["last_name"]."', '".$_POST["address"]."', '".$_POST["email_address"]."', '".$_POST["home_phone"]."', '".$_POST["mobile_phone"]."', '".$_POST["package_type"]."', '".$_POST["customer_status"]."', '".$_POST["mac_address"]."', '".$_POST["installer"]."', '".$_POST["static_ip"]."', '".$_POST["date"]."' )";  


if(mysqli_query($connect, $sql))  
{  
     echo 'Data Inserted';  
}  
 ?>
  

select.php 

<?php  
 $connect = mysqli_connect();
 $output = '';  
 $sql = "SELECT * FROM tbl_sample ORDER BY id DESC";  
 $result = mysqli_query($connect, $sql);  
 $output .= '  
      <div class="table-responsive">  
           <table class="table table-bordered">
                <tr>  
                     <th width="10%">Id</th>  
                     <th width="30%">First Name</th>  
                     <th width="30%">Last Name</th>
                     <th width="30%">Address</th>  
                     <th width="40%">Email Address</th>
                     <th width="30%">Home Phone</th>
                     <th width="30%">Mobile Phone</th>
                     <th width="30%">Package Type</th>
                     <th width="30%">Customer Status</th>
                     <th width="30%">Mac Address</th>
                     <th width="30%">Installer</th>
                     <th width="30%">Static Ip</th>
                     <th width="30%">Date Installed</th>
                     <th width="10%">Delete</th>  
                </tr>';  
 $rows = mysqli_num_rows($result);
 if($rows > 0)  
 {  
      if($rows > 10)
      {
          $delete_records = $rows - 10;
          $delete_sql = "DELETE FROM tbl_sample LIMIT $delete_records";
          mysqli_query($connect, $delete_sql);
      }
      while($row = mysqli_fetch_array($result))  
      {  
           $output .= '  
                <tr>  
                     <td>'.$row["id"].'</td>  
                     <td class="first_name" data-id1="'.$row["id"].'" contenteditable>'.$row["first_name"].'</td>  

                     <td class="last_name" data-id2="'.$row["id"].'" contenteditable>'.$row["last_name"].'</td>  

                     <td class="address" data-id3="'.$row["id"].'" contenteditable>'.$row["address"].'</td>  

                     <td class="email_address" data-id3="'.$row["id"].'" contenteditable>'.$row["email_address"].'</td> 

                     <td class="home_phone" data-id3="'.$row["id"].'" contenteditable>'.$row["home_phone"].'</td> 

                     <td class="mobile_phone" data-id3="'.$row["id"].'" contenteditable>'.$row["mobile_phone"].'</td> 

                     <td class="package_type" data-id3="'.$row["id"].'" contenteditable>'.$row["package_type"].'</td> 

                     <td class="customer_status" data-id3="'.$row["id"].'" contenteditable>'.$row["customer_status"].'</td> 

                     <td class="mac_address" data-id3="'.$row["id"].'" contenteditable>'.$row["mac_address"].'</td> 

                     <td class="installer" data-id3="'.$row["id"].'" contenteditable>'.$row["installer"].'</td> 

                     <td class="static_ip" data-id3="'.$row["id"].'" contenteditable>'.$row["static_ip"].'</td> 

                     <td class="date_installed" data-id3="'.$row["id"].'" contenteditable>'.$row["date_installed"].'</td> 


                    <td><button type="button" name="delete_btn" data-id3="'.$row["id"].'" class="btn btn-xs btn-danger btn_delete">x</button></td>  
                </tr>  
           ';  
      }  
      $output .= '  
           <tr>  
                <td></td>  
                <td id="first_name" contenteditable></td>  

                <td id="last_name" contenteditable></td>  

               <td id="address" contenteditable></td>

            <td id="email_address" contenteditable></td>

            <td id="home_phone" contenteditable></td>

             <td id="mobile_phone" contenteditable></td>

               <td id="package_type" contenteditable></td>

                <td id="customer_status" contenteditable></td>

                 <td id="mac_address" contenteditable></td>

                  <td id="installer" contenteditable></td>

                   <td id="static_ip" contenteditable></td>

                    <td id="date_installed" contenteditable></td>

             <td><button type="button" name="btn_add" id="btn_add" class="btn btn-xs btn-success">+</button></td>  
           </tr>  
      ';  
 }  
 else  
 {  
      $output .= '
                <tr>  
                    <td></td>  
                    <td id="first_name" contenteditable></td>  
                    <td id="last_name" contenteditable></td>  
                    <td id="address" contenteditable></td>
          <td id="email_address" contenteditable></td>
          <td id="home_phone" contenteditable></td>
          <td id="mobile_phone" contenteditable></td>
          <td id="package_type" contenteditable></td>
          <td id="customer_status" contenteditable></td>
          <td id="mac_address" contenteditable></td>
          <td id="installer" contenteditable></td>
          <td id="static_ip" contenteditable></td>
          <td id="date_installed" contenteditable></td>




          <td><button type="button" name="btn_add" id="btn_add" class="btn btn-xs btn-success">+</button></td>  
               </tr>';  
 }  
 $output .= '</table>  
      </div>';  
 echo $output;  
 ?>
  

Edit.php 

<?php  
    $connect = mysqli_connect();
    $id = $_POST["id"];
    $text = $_POST["text"];  
    $column_name = $_POST["column_name"];  
    $sql = "UPDATE Reave SET ".$column_name."='".$text."' WHERE id='".$id."'";  
    if(mysqli_query($connect, $sql))  
    {  
        echo 'Data Updated';  
    }  
 ?>
  

delete.php 

<?php  
$connect = mysqli_connect("");
$sql = "DELETE FROM tbl_sample WHERE id = '".$_POST["id"]."'";  
if(mysqli_query($connect, $sql))  
{  
    echo 'Data Deleted';  
}

？>

该脚本应该允许您添加，编辑，删除和编辑数据。它不显示数据库中的任何数据。

0 个答案:

没有答案
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