Laravel:在失败时处理findOrFail()

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问题描述

我正在寻找类似于findOrDo()的东西.找不到数据时，请执行此操作.可能像

I am looking for something which can be like findOrDo(). Like do this when data not found. Something could be like

Model::findOrDo($id,function(){
   return "Data not found";
});

laravel中有类似的东西可以使我优雅而精美地完成吗?

Is there any similar thing in laravel that I can do this elegantly and beautifully ?

*我试过谷歌搜索，但找不到

*I tried googling but could not find one

推荐答案

use Illuminate\Database\Eloquent\ModelNotFoundException;

// Will return a ModelNotFoundException if no user with that id
try
{
    $user = User::findOrFail($id);
}
// catch(Exception $e) catch any exception
catch(ModelNotFoundException $e)
{
    dd(get_class_methods($e)); // lists all available methods for exception object
    dd($e);
}

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