Yii针对添加行的增删改查操作示例

时间:2022-10-06 08:47:12

本文实例讲述了yii针对添加行的增删改查操作。分享给大家供大家参考,具体如下:

效果图:

Yii针对添加行的增删改查操作示例

控制器:

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<?php
namespace 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:

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<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="<?= $v['url'];?>"></td>
</tr>
<?php }?>
<tr>
 <td><a href="javascript:void(0)" onclick="add(this);">+添加友情链接</a></td>
 <td><input type="checkbox" onclick="jian(this);">删除?</td>
</tr>
 <tr>
  <td><input type="submit" value="提交" ></td>
 </tr>
</table>
</form>
</center>
<script src="style/jquery.js"></script>
<script>
//添加一行
function add(ts)
{
  var tr=$(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" onclick="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>

希望本文所述对大家基于yii框架的php程序设计有所帮助。