Effect display:
Code implementation:
Controller
<?php
namespace app\controllers;
use Yii;
use yii\filters\AccessControl;
use yii\web\Controller;
use yii\filters\VerbFilter;
use app\models\LoginForm;
use app\models\ContactForm;
//use yii\db\ActiveRecord;
use yii\data\Pagination;
use app\models\EcsGoods;
class PageController extends Controller
{
//public $layout=false;
//展示，分页
public function actionList()
{
$query = EcsGoods::find();
$pagination = new Pagination([
'defaultPageSize' => 5,
'totalCount' => $query->count(),
]);
$countries = $query
->offset($pagination->offset)
->limit($pagination->limit)
->all();
return $this->render('list', [
'brr' => $countries,
'pagination' => $pagination,
]);
}
//即点即改
public function actionUpdates()
{
$request = Yii::$app->request;
$id = $request->get('old_id');
$name = $request->get('old_val');
$connection=Yii::$app->db;
$command = $connection->createCommand("update ecs_goods set goods_name='$name' where goods_id='$id'");
$re=$command->execute();
if($re)
{
echo 1;
}
}
//单删
public function actionDel()
{
$request = Yii::$app->request;
$id = $request->get('ids');
$connection=Yii::$app->db;
$command = $connection->createCommand("delete from ecs_goods where goods_id='$id'");
$re=$command->execute();
if($re)
{
echo 1;
}
else
{
echo 0;
}
}
//批删
public function actionAlldel()
{
$request = Yii::$app->request;
$id = $request->get('new_str');
$connection=Yii::$app->db;
$command = $connection->createCommand("delete from ecs_goods where goods_id in($id)");
$re=$command->execute();
if($re)
{
echo 1;
}
else
{
echo 0;
}
}
}
视图层
[html] view plain copy 在CODE上查看代码片派生到我的代码片
<?php
use yii\helpers\Html;
use yii\widgets\LinkPager;
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
<title>循环数据</title>
</head>
<style>
table{
background-color: pink;
}
.dels{
border: 1px solid red;
font-family:楷体;
background-color: white;
}
.trs{
background-color: red;
}
</style>
<body>
<center>
<p>
<input type="checkbox" value="全选" onclick="check_qx(this);">全选
<input type="checkbox" value="全不选" onclick="check_bx(this);">全不选
<input type="checkbox" value="反选" onclick="check_fx();">反选
<input type="button" value="批量删除" onclick="check_del();">
</p>
<table border="1">
<tr>
<td><input type="checkbox" onclick="check_qx(this);"></td>
<td>商品ID</td>
<td>商品名称</td>
<td>操作</td>
</tr>
<?php
foreach($brr as $val)
{
?>
<tr>
<td><input type="checkbox" name="check[]" value="<?php echo $val['goods_id']?>"></td>
<td><?php echo $val['goods_id']?></td>
<td><span id="<?php echo $val['goods_id']?>"><?php echo $val['goods_name']?></span></td>
<td><a href="javascript:void(0)" id="<?php echo $val['goods_id']?>" onclick="del(this);">删除</a></td>
</tr>
<?php
}
?>
</table>
<?= LinkPager::widget(['pagination' => $pagination]) ?>
</center>
</body>
</html>
<script src="jq.js"></script>
<script type="text/javascript">
$(function(){
$(document).on('click','.num',function(){
var id=$(this).attr('id');
var _this=$(this);
var new_val=$(this).html();
_this.parent().html("<input type='text' value="+new_val+" id="+id+">");
var inp=$('.asdf');
inp.focus();
inp.blur(function(){
var old_id=$(this).attr('id');
var old_val=$(this).val();
$.get("index.php?r=page/updates",{old_val:old_val,old_id:old_id},function(e){
if(e==1)
{
inp.parent().html("<span id="+old_id+">"+old_val+"</span>");
}
else
{
inp.parent().html("<span id="+old_id+">"+new_val+"</span>");
}
})
})
})
})
//单删
function del(obj)
{
var ids=obj.id;
ajax=new XMLHttpRequest();
ajax.onreadystatechange=function()
{
if(ajax.readyState==4)
{
//alert(ajax.responseText);
if(ajax.responseText==1)
{
obj.parentNode.parentNode.parentNode.removeChild(obj.parentNode.parentNode);
}
else
{
alert("删除失败");
}
}
}
ajax.open("get","index.php?r=page/del&ids="+ids);
ajax.send(null);
}
//全选
function check_qx(obj)
{
//alert(32432);
var ids=document.getElementsByName("check[]");
//alert(ids);
if(obj.checked)
{
for(var i=0;i<ids.length;i++)
{
ids[i].checked=true;
}
}
}
//全不选
function check_bx(obj)
{
var ids=document.getElementsByName("check[]");
if(obj.checked)
{
for(var i=0;i<ids.length;i++)
{
ids[i].checked=false;
}
}
}
//反选
function check_fx()
{
var ids=document.getElementsByName("check[]");
for(var i=0;i<ids.length;i++)
{
ids[i].checked=!ids[i].checked;
}
}
//批量删除
function check_del()
{
var ids=document.getElementsByName("check[]");
var str='';
for(var i=0;i<ids.length;i++)
{
if(ids[i].checked)
{
str=str+','+ids[i].value;
}
}
new_str=str.substr(1);
ajax=new XMLHttpRequest();
ajax.onreadystatechange=function() {
if (ajax.readyState == 4) {
//alert(ajax.responseText);
if(ajax.responseText==1)
{
for(var j=ids.length-1;j>=0;j--)
{
if(ids[j].checked)
{
ids[j].parentNode.parentNode.parentNode.removeChild(ids[j].parentNode.parentNode);
}
}
}
else
{
alert("删除失败");
}
}
}
ajax.open("get","index.php?r=page/alldel&new_str="+new_str);
ajax.send(null);
}
</script>The above is the JavaScript that the editor introduces to you to select all, select none, invert selection, delete without refresh, delete in batches, and click Code sharing that has been modified into the library (operated in the yii framework)
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
