1、路由:
Route::resource('/users', 'UsersController');2、Request:
public function rules()
{
return [
'email' => 'required|unique:users,email,' . $this->route('user')->id,
'username' => 'required',
];
}3、控制器
public function edit(User $user)
{
return view('user.edit', [
'user' => $user,
]);
}