<td>

       @if($item->fang_status == 0)

        <span onclick="changeFangStatus(this,{{$item->id}},1)" class="label label-success radius"

        style="cursor: pointer">未租</span>

        @else

        <span onclick="changeFangStatus(this,{{$item->id}},0)" class="label label-default radius"

         style="cursor: pointer">已租</span>

        @endif

   </td>

<script>

    // 生成一个token crsf

    const _token = "{{ csrf_token() }}";

    // 实现改变房源状态点击事件

    function changeFangStatus(obj, id, status) {

        // 请求的URL地址

        let url = "{{url('fang/changestatus')}}";

        $.get(url, {

            id: id,

            status: status,

            _token: _token

        }).then(ret => {

            if (ret.code == 200) {

                $(obj).removeClass('label-default').addClass('label-success').html('未租');

            } else {

                $(obj).removeClass('label-success').addClass('label-default').html('已租');

            }

        })

    }

</script>

//    点改

    Route::get('changestatus','FangController@changestatus');

   public function changestatus(Request $request)

    {

///接受id

        $id = $request->get('id');

/// 接受status 状态

        $status = $request->get('status');

//  sql语句

        $res = Fang::where('id', $id)->update(['fang_status' => $status]);

        //返回ajax结果

        if ($res != false) {

            return ['code' => 200, 'meg' => '修改成功', 'data' => ''];

        } else {

            return ['code' => 500, 'meg' => '修改失败', 'data' => ''];

        }

    }

<?php

namespace App\models;

use Illuminate\Database\Eloquent\Model;

class Fang extends Model

{

    //链接数据库表名

    protected $table = 'fangs';

}