php怎麼批次刪除表格內容

2021-09-22 10:00:21

php批次刪除表格內容的方法:1、建立一個「list_pl.php」檔案;2、建立「shanchu.php」檔案用於實現刪除功能;3、建立修改和更新頁面;4、建立批次刪除頁面「adminDel.php」即可。

本文操作環境:windows7系統、PHP7.1版、Dell G3電腦。

php怎麼批次刪除表格內容?

php操作表格資料【含批次刪除】

效果圖:

list_pl.php:

<?php

$con = mysqli_connect('localhost','root','123456','test');
mysqli_set_charset($con,'utf8');
if(!$con){
die('Could not connect:' . mysql_error($con));
}
$sql = "select * from login";
$result = mysqli_query($con,$sql);
$rows = array();
while($row = mysqli_fetch_assoc($result)){
  $rows[] = $row; 
}  

?>
<!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>無標題檔案</title>
  <style>
      *{padding:0;margin:0;}
      .pd-lr{padding: 5px 20px}
  </style>
 </head>
 <body>
 <table width="100%" border="1" cellpadding="0" cellspacing="0">  
 <thead>
   <tr>  
     <td width="30">
        全選:<input id="checkAll" type="checkbox">
     </td>
     <td width="30">id</td>
     <td width="30">使用者名稱</td>
     <td width="30">密碼</td>
     <td width="30">郵箱</td>
     <td width="40">操作</td>    
     <td width="30">提交時間</td>    
   </tr>
</thead>
<tbody>
   <?php foreach($rows as $k => $v) {
     ?>
		<tr>
		 <td><input type="checkbox" name="box" value="<?= $v['id'] ?>" class="checkOne"></td>
		 <td><?php echo $v['id'];?></td>  
		 <td><?php echo $v['username'];?></td>  
		 <td><?php echo $v['password'];?></td> 
		 <td><?php echo $v['email'];?></td>
		 <td>
		   <a href="javascript:confirm_delete('shanchu.php?sno=<?php echo $v['id'];?>')">刪除</a>
		   <a href='xiugai.php?sno=<?php echo $v['id'];?>'>修改</a> 
		 </td> 
		 <td><?php echo $v['CreateTime'];?></td>
		</tr>
   <?php } ?>
  </tbody>
 </table>
 <p class="pd-lr">
 <button style="float:left;">批次刪除</button>
 <!-- 資料表的總條數 -->
 <p style="float:right;display:inline-block;">總共<span><?php
        $sql2 = "SELECT COUNT(*) FROM login"; //獲取某一張表的所有資料
        $all_value = $con->query($sql2);  
			while ($nums=$all_value->fetch_assoc()) {   //輸出每一行資料 
			 echo ($nums['COUNT(*)']); //獲取資料庫總條數
            } ?></span>條</p>
 </p> 

 <script src="./jquery-3.2.1.min.js"></script>
 <script>
  //  單項刪除
   function confirm_delete(url){
	  if(confirm('您確定要執行刪除操作?')){
		window.location.href=url;
		}else{
			return false;
			}
	}
   // 全選,反選
$("#checkAll").on('change', function () {
    if ($(this).is(":checked")) { // 全選
        $(".checkOne").prop("checked",true);
    } else { // 反選
        $(".checkOne").prop("checked",false);
    }
});
// 批次刪除
$('button').click(function(){
            var ids=$('.checkOne:checkbox');
            var str='';
            var count=0;
            for(var i=0;i<ids.length;i++){
                if(ids.eq(i).is(':checked')){
                    str+=','+ids.eq(i).val();
                    count++;
                }
            }
            var str=str.substr(1);
            if(confirm('你確定要刪除這'+count+'條資料嗎?')){
                //獲取id後刪除
                $.ajax({
                    type:'GET',
                    url:'adminDel.php',
                    // contentType: "application/json;charset=utf-8",
                    data:{'str':str},
                    // dataType:'json',//用get方法時不指定這項(可能是json資料不夠嚴謹)
                    success:function(res){
                        if(res>0){
                            for(var i=ids.length-1;i>=0;i--){
                                if(ids.eq(i).is(':checked')){
                                    ids.eq(i).parent().parent().remove();
                                }
                            }
                        }
                        alert('刪除成功!');
                        window.location.reload();
                    },
                    error:function(data){ 
                    console.log("資料載入失敗",data); 
                } 
                })
            }
            return false;
        });
   
 </script>
 </body>
 </html>

shanchu.php(單項刪除也可以直接填adminDel.php的路徑):

<?php
 
$aaa = $_GET ["sno"]; //刪除方式使用的get,照舊
 
$db = new mysqli("localhost","root","123456","test");
 
$sql = "delete from login WHERE id='{$aaa}'";
 
if($db->query($sql)){
    //  header("location:list.php");
    echo "<script>alert('刪除成功!');window.location.href='list.php'</script>" ;
}else{
    echo "刪除失敗";
}

?>

xiugai.php(修改頁面):

<html xmlns="http://www.w3.org/1999/xhtml">
 
<head>
 
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 
  <title>無標題檔案</title>
 
</head>
<body>
<h1>修改</h1>
 

<?php
 
$sno = $_GET{"sno"};
 
$db = new mysqli("localhost","root","123456","test");
 
$sql = "select * from login WHERE id='{$sno}'";
 
$r = $db->query($sql);
 
$arr = $r->fetch_row();
 ?>

<form action="update.php" method="post">
<p>id:<input type="text" name="id" value="<?php echo $arr[0]; ?>"/></p>  
<p>使用者名稱:<input type="text" name="username" value="<?php echo $arr[1]; ?>"/></p>  
<p>密碼:<input type="text" name="password" value="<?php echo $arr[2]; ?>"/></p>  
<p>郵箱:<input type="text" name="email" value="<?php echo $arr[4]; ?>"/></p> 
</p>
  <p><input type="submit" value="修改完畢"/></p>
</form>

</body>
 
</html>

xiugai.php更新頁面還可以這樣寫:

<?php
 
//建立連線:四個引數分別為 伺服器地址、使用者名稱、密碼、資料庫名
$conn = mysqli_connect("localhost","root","123456","test");
$sno = $_GET{"sno"}; 
//查詢資料的sql語句
$sql = "select * from login WHERE id='{$sno}'";
 
//執行語句接收返回值
$result = mysqli_query($conn,$sql);
//輸錯查詢的資料
while ($row = mysqli_fetch_array($result)){?>
<style type="text/css">
	.list{margin: 0 auto;}
	.list p{font-size: 1rem;padding: 5px 0;}
	.list p span{display: inline-block;width: 100px;}
	.list p input{padding: 5px 0;outline:none;border: 1px solid #ccc;border-radius: 4px;-webkit-box-shadow: inset 0 1px 1px rgba(0, 0, 0, .075);box-shadow: inset 0 1px 1px rgba(0, 0, 0, .075);-webkit-transition: border-color ease-in-out .15s, -webkit-box-shadow ease-in-out .15s;-o-transition: border-color ease-in-out .15s, box-shadow ease-in-out .15s;transition: border-color ease-in-out .15s, box-shadow ease-in-out .15s;}
	.list p input:focus {border-color: #66afe9;outline: 0;-webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px rgba(102, 175, 233, .6);box-shadow: inset 0 1px 1px rgba(0,0,0,.075), 0 0 8px rgba(102, 175, 233, .6);}
	.list .up_btn input{padding: 5px 10px;font-size: 1rem;border: 1px solid #2285ed;background-color: #FFF;}
	.list .up_btn input:hover{background-color: #2285ed;color: #fff;}
	.tran-b{-webkit-transition: all ease-out .5s;-o-transition: all ease-out .5s;transition: all ease-out .5s;}
</style>
<form action="./update.php" method="post" class="list">
	<p><span style="color: #2285ed;">id:<input type="hidden" value="<?php echo $row['id'];?>" name="id" /><?php echo $row['id'];?></span></p>
	<p><span>使用者名稱:</span><input type="text" name="username" value="<?php echo $row['username'];?>" /></p>
	<p><span>密碼:</span><input type="text" name="password" value="<?php echo $row['password'];?>" /></p>
	<p><span>郵箱:</span><input type="text" name="email" value="<?php echo $row['email'];?>" /></p>
	</p>
	<p class="up_btn"><input type="submit" value="修改完畢" class="tran-b"/></p>
</form>
<?php }?>

update.php(更新頁面) :

<?php
error_reporting(E_ALL ^ E_NOTICE);
$id = $_POST["id"];
$username = $_POST["username"];
$password = $_POST["password"];
$email = $_POST["email"];
 
$db = new mysqli("localhost","root","123456","test");
 
$sql = "update login set username='{$username}',password='{$password}',email='{$email}' WHERE id='{$id}'";

if($db->query($sql)){
    //  header("location:list.php");
    echo "<script>alert('修改成功!');window.location.href='list_pl.php'</script>" ;
}else{
    echo "修改失敗";
}     

?>

adminDel.php(批次刪除頁面):

<?php  
error_reporting(E_ALL ^ E_NOTICE); 
    // header('content-type:text/html;charset=utf-8');
    // header('Content-type: application/json;charset=utf-8');
    $str=$_GET['str'];
    // echo $str;
    $link = mysqli_connect( 'localhost' , 'root' , '123456' , 'test' );
    // mysqli_query($link,'set names utf8');   
    $sql='delete from login where id in ('.$str.')';
    mysqli_query($link,$sql);
?>

遇到的問題:

ajax提交資料包錯,我是在本地執行的,參考:https://ask.csdn.net/questions/325174把dataType:'json',改成dataType:'text',就可以執行了,或者把dataType:'json'刪掉也行。

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