laravel query builder event before updating record code example

Example 1: get all data eloquent laravel

Blog::all();

//example usage.
$posts = Blog::all();

Example 2: laravel eloquent remove from db

public function destroy($id){

  $res=User::find($id)->delete();
  if ($res){
    $data=[
    'status'=>'1',
    'msg'=>'success'
  ];
  }else{
    $data=[
    'status'=>'0',
    'msg'=>'fail'
  ];
  return response()->json($data);