text: import {RouterModule} from '@angular/router';
  import {MainCascaderComponent} from './main-cascader.component';
  import {NgModule} from '@angular/core';
  @NgModule({
    imports: [
      RouterModule.forChild([{
        path: '', component: MainCascaderComponent
      }])
    ],
    exports: [RouterModule]
  })
  
  export class MainCascaderRoutingModule {}
  