JavaScript--全选、全不选、反选、无刷新删除、批量删除、即点即改入库（在yii框架中操作）

本文链接：https://blog.youkuaiyun.com/liangxu_xu/article/details/53009520

?php

header("content-type:text/html;charset=utf-8");
use yii\helpers\Html;
use yii\widgets\LinkPager;
//print_r($countries);die;
?>
<h1>显示出数据</h1>
<input type="checkbox" value="全选" οnclick="check(this);">全选
<input type="checkbox" value="全不选" οnclick="check_bx(this);">全不选
<input type="checkbox" value="反选" οnclick="check_fx();">反选
<input type="checkbox" value="批量删除" οnclick="check_del();">批量删除
<script src="public/jq.js"></script>
<style media="screen">
tr{
background-color: red;
font-family: 宋体;
width: 100px;
height: 30px;
line-height: 30px;
text-align: center;
}
td{
background-color: pink;
border: 2px solid purple;
}
.aa{
border: 2px solid green;
background-color: yellow;
font-family: 隶书;
}
h1{
font-family: 华文行楷;
box-shadow: 10px 10px 5px #888888;
border:2px solid;
border-radius:25px;
width: 200px;
background-color: white;
}
th{
font-family: 隶书;
border: 2px solid green;
background-color: yellow;
}
.checkbox{
width: 25px;
height: 30px;
}
</style>
<table border="1">
<th></th>
<th>序列号</th>
<th>父级ID</th>
<th>地区名称</th>
<th>操作</th>
<?php foreach ($countries as $k => $v) { ?>
<tr>
<td><input type="checkbox" id="<?php echo $v['r_id'] ?>" class="checkbox" name="check[]" value="<?php echo $v['r_id'] ?>"></td>
<td><?php echo $v['r_id'] ?></td>
<td><?php echo $v['pid'] ?></td>
<td><span class="num" id="<?php echo $v['r_id'] ?>"><?php echo $v['r_name']?></span></td>
<td><a href="javascript:void(0)" id="<?php echo $v['r_id'] ?>" class="aa" οnclick="del(this)">删除 </a></td>
</tr>
<?php } ?>
</table>
<?= LinkPager::widget(['pagination' => $pagination]) ?>
<script type="text/javascript">
//即点即改入库
$(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'class='asdf' value="+new_val+" id="+id+">");
var inp=$('.asdf');
inp.focus();
inp.blur(function(){
var old_id=$(this).attr('id');
var old_val=$(this).val();
//inp.parent().html("<span class=\"num\" id="+old_id+">"+old_val+"</span>");
$.get("index.php?r=upload/updates",{measure_unit:old_val,id:old_id},function(e){
if(e==1){
inp.parent().html("<span class=\"num\" id="+old_id+">"+old_val+"</span>");
}else{
inp.parent().html("<span class=\"num\" id="+old_id+">"+new_val+"</span>");
}
})
})
})
})
</script>
<script>
//无刷新删除
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=upload/del&ids="+ids);
ajax.send(null);
}
/*全选*/
function check(obj)
{
var ids=document.getElementsByName("check[]");
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=upload/del_all&new_str="+new_str);
ajax.send(null);
}
</script>

[python] view plain copy

<?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\web\UploadedFile;
use app\models\Upload;
use yii\data\Pagination;
use app\models\Country;
use app\models\Region;
class UploadController extends Controller
{
//public $layout=false; //禁用yii自带样式
public function actionIndex(){
$model = new Upload();
if ($model->load(Yii::$app->request->post()) && $model->validate()) {
// 验证 $model 收到的数据
// 做些有意义的事 ...
return $this->render('entry-confirm', ['model' => $model]);
} else {
// 无论是初始化显示还是数据验证错误
return $this->render('entry', ['model' => $model]);
}
}
public function actionAdds()
{
$model = new Upload();
$request = Yii::$app->request;
$post=$request->post('Upload');
$u_name = $post['u_name'];
$u_pwd = $post['u_pwd'];
//在浏览器输出的值是 yii\web\UploadedFile Object ( [name] => 2.jpg [tempName] => C:\Windows\php3986.tmp
// [type] => image/jpeg [size] => 216848 [error] => 0 )
$arr = $model->u_img = UploadedFile::getInstance($model,'u_img');
//print_r($arr);
if ($model->upload()){
$u_img = $arr->name;
//var_dump($u_img);
$connection = \Yii::$app->db;
$result=$connection->createCommand()->insert('upload', [
'u_name' => $u_name,
'u_pwd' => $u_pwd,
'u_img' =>$u_img,
])->execute();
if($result)
{
echo "添加成功";
}
else
{
echo "添加失败";
}
}
}
/*分页*/
public function actionLists()
{
$query = Country::find();
$pagination = new Pagination([
'defaultPageSize' => 1,
'totalCount' => $query->count(),
]);
$countries = $query->orderBy('name')
->offset($pagination->offset)
->limit($pagination->limit)
->all();
return $this->render('lists', [
'countries' => $countries,
'pagination' => $pagination,
]);
}
/*地区表进行分页*/
public function actionShow(){
$query = Region::find();
$pagination = new Pagination([
'defaultPageSize' => 6,
'totalCount' => $query->count(),
]);
$countries = $query->orderBy('r_id')
->offset($pagination->offset)
->limit($pagination->limit)
->all();
return $this->render('show', [
'countries' => $countries,
'pagination' => $pagination,
]);
}
/*修改*/
public function actionUpdates(){
$name = $_GET['measure_unit'];
$id = $_GET['id'];
$connection = \Yii::$app->db;
$command = $connection->createCommand("UPDATE region SET r_name='$name' WHERE r_id='$id'");
$command->execute();
if(!empty($command)){
echo 1;
}else{
echo 0;
}
}
// 无刷新delete
public function actionDel(){
$id=$_GET['ids'];
$connection=\Yii::$app->db;
$arr=$connection->createCommand("delete from region where r_id='$id'")->execute();
if($arr){
echo 1;
}else{
echo 0;
}
}
/*
批量删除
@new_str GET
*/
public function actionDel_all(){
$new_str=$_GET['new_str'];
$connection=\Yii::$app->db;
$arr=$connection->createCommand("delete from region where r_id in($new_str)")->execute();
if($arr){
echo 1;
}else{
echo 0;
}
}
}
?>