yii添加行的增删改查

mac2022-06-30  22

效果图:

控制器:

<?phpnamespace backend\controllers;use Yii;use yii\web\Controller;use backend\models\Zhan;

class IndexController extends Controller{   //显示页面   public function actionIndex()   {        $index=new Zhan();        //接受值         if($_POST)         {            $a=Yii::$app->db;            //判断是否有删除ids            if(Yii::$app->request->post('ids'))            {               $ids=Yii::$app->request->post('ids');               $str='';               for($i=0;$i<count($ids);$i++)               {                  if($a->createCommand()->delete('zhan',['id'=>$ids[$i]])->execute())                  {                     $str++;                  }               }               if($str!='')               {                   echo '<script>alert("删除成功");location.href="index.php?r=index/index"</script>';               }            }            else            {                      //判断是否有id传值                  $cid=Yii::$app->request->post('cid');                  $xu_ids=Yii::$app->request->post('xu_id');                                  //print_r($id);die;                  //添加行的数据                  $names=Yii::$app->request->post('zhan_name');                  $ulrs=Yii::$app->request->post('url');                  //遍历数组                  foreach($names as $k=>$v)                  {                     if(!empty($cid[$k]))                     {                        $c_id=$cid[$k];                        //echo $c_id;die;                        $url=$ulrs[$k];                        $xu_id=$xu_ids[$k];                        $name=$v;                        $res=$a->createCommand()->update("zhan",['zhan_name'=>$name,'url'=>$url,'xu_id'=>$xu_id],"id=$c_id")->execute();                        //数据可能没被修改,只有成功一条就改变标记的值                        if($res)                        {                          echo '<script>alert("修改成功");location.href="index.php?r=index/index"</script>';                        }                       }                     else                     {                        $url=$ulrs[$k];                        $xu_id=$xu_ids[$k];                        $name=$v;                        $res=$a->createCommand()->insert("zhan",['xu_id'=>$xu_id,'zhan_name'=>$name,'url'=>$url])->execute();                        //数据可能没被修改,只有成功一条就改变v标记的值                        if($res)                        {                           echo '<script>alert("添加成功");location.href="index.php?r=index/index"</script>';                        }                           }                 }            }         }         else         {             //查询数据            $models=Zhan::find()->orderBy(['xu_id'=>'asc'])->asArray()->all();            //var_dump($models);            return $this->renderPartial("show",['models'=>$models]);         }   }}?>

视图层:

        <center>        <form action="index.php?r=index/index" method="post">        <input name="_csrf" type="hidden" id="_csrf" value="<?= Yii::$app->request->csrfToken ?>">        <table>        <tr>            <td>ID</td>           <td>显示顺序</td>           <td>站点名称</td>           <td>站点URL</td>        </tr>

        <?php  foreach ($models as $key => $v) {?>           <tr>        <input type="hidden" name="cid[]" value="<?php echo $v['id']; ?>" />        <td><input type="checkbox" name="ids[]" class='ids' value="<?= $v['id'] ?>"></td>        <td><input type="text" name="xu_id[]" value="<?= $v['xu_id'];?>"></td>        <td><input type="text" name ='zhan_name[]'value="<?= $v['zhan_name'];?>"></td>        <td><input type="text" name="url[]" value="<?= $v['url'];?>"></td>         </tr>           <?php }?>        <tr>          <td><a href="javascript:void(0)" οnclick="add(this);">+添加友情链接</a></td>          <td><input type="checkbox" οnclick="jian(this);">删除?</td>        </tr>         <tr>           <td><input type="submit" value="提交" ></td>         </tr>                           </table>      </form></center><script src="style/jquery.js"></script><script>//添加一行function add(ts){   var tr=$(ts).parent().parent();   var newtr='<tr><td></td><td><input type="text" name="xu_id[]"></td><td><input type="text" name="zhan_name[]"></td><td><input type="text" name="url[]"></td><td><input type="button" value="删除该行" οnclick="del(this);"></td></td></tr><br />';   tr.after(newtr);}//删除当前行function del(ts){      $(ts).parent().parent().remove();}//删除所有function jian(ts){   var ids=$('.ids');   //alert(ids.length);   for(var i=0;i<ids.length;i++)   {       if(ts.checked==true)       {         ids[i].checked=true;       }       else       {         ids[i].checked=false;       }   }}</script></head>

转载于:https://www.cnblogs.com/shaohuixia/p/5366792.html

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