weightUnits.new.property.ts

@Component({
  selector: 'some-component',
  template: `
    <div>
      <dropdown-component [options]="weightUnits"></dropdown-component>
      <input type="text" placeholder="Price">
      <dropdown-component [options]="slashedWeightUnits"></dropdown-component>
      <-- Now this one's labels  will be preceded with a slash -->
    </div>
`
})
export class SomeComponent {
  public weightUnits = [{value: 1, label: 'kg'}, {value: 2, label: 'oz'}];
  public slashedWeightUnits = [{value: 1, label: '/kg'}, {value: 2, label: '/oz'}];
  // we just add a new property
}