### 错误信息提醒
```
@if ($errors->any())
@foreach ($errors->all() as $error)
<div class="alert alert-danger">
{{ $error }}
</div>
@endforeach
@endif
```
### 提交返回的信息
```
@if(session()->has("data"))
<div class="alert alert-{{session("data")['class']}}">
{{ session('data')['msg'] }}
</div>
@endif
```
###后端返回数据
```
public function store(Request $request){
//检验数据
$this->checkdata($request->name,$request);
$data=$request->only(["name","title"]);
$config=json_encode($request->except(['_token','name','title']));
$data['config']=$config;
$info=Config::where("name","=",$request->name)->first();
if($info){
$result=Config::where("name","=",$request->name)->update($data);
}else{
$result=Config::create($data);
}
if($result){
session()->flash("data",['class'=>'success','msg'=>"更新成功"]);
}else{
session()->flash("data",['class'=>'danger','msg'=>'更新失败']);
}
//dd($data);
return redirect(route('admin.config.'.$request->name));
}
```
### 提交数据验证
```
/**
* @param string $name
* @param $request
* @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
* @author: hhygyl <jackhhy520@qq.com>
* @name: checkdata
* @describe:验证提交的数据
*/
private function checkdata($name ="siteconfig",$request){
switch ($name){
case "information":
$datavalidate=\Validator::make($request->all(),[
'company' =>'required',
'address'=>'required',
'phone'=>'required'
],[
'company.required'=>"公司名称不能为空",
'address.required'=>"公司地址不能为空",
'phone.required'=>'客服热线不能为空',
]);
break;
case "baidu":
$datavalidate =\Validator::make( $request->all(),[
'key' =>'required'
],[
'key.required'=>"密钥不能为空"
]);
break;
default:
$datavalidate = \Validator::make($request->all(),[
'name' =>'required',
'title'=>'required',
'sitetitle'=>'required',
'domain'=>'required|url'
],[
'name.required'=>"配置标识不能为空",
'title.required'=>"配置名称不能为空",
'sitetitle.required'=>'网站名称不能为空',
'domain.required'=>'网站域名不能为空',
'domain.url'=>'网址输入不正确',
]);
break;
}
/**
* 数据验证失败提示
*/
if($datavalidate->fails()){
return redirect(route('admin.config.'.$request->name))
->withErrors($datavalidate)
->withInput();
}
}
```
