import { NgModule } from '@angular/core'; import { MatButtonModule } from "@angular/material/button"; import { MatFormFieldModule } from "@angular/material/form-field"; import { MatInputModule } from "@angular/material/input"; import { MatSlideToggleModule } from "@angular/material/slide-toggle"; import { MatToolbarModule } from "@angular/material/toolbar"; import { MatSidenavModule } from "@angular/material/sidenav"; import { MatTooltipModule } from "@angular/material/tooltip"; import { MatSelectModule } from "@angular/material/select"; import { MatIconModule } from "@angular/material/icon"; @NgModule({ imports: [ MatButtonModule, MatInputModule, MatFormFieldModule, MatSlideToggleModule, MatSelectModule, MatToolbarModule, MatSidenavModule, MatTooltipModule, MatIconModule ], exports: [ MatButtonModule, MatInputModule, MatFormFieldModule, MatSlideToggleModule, MatSelectModule, MatToolbarModule, MatSidenavModule, MatTooltipModule, MatIconModule ] }) export class DemoMaterialModule {}