Method deregister

src/material/sort/sort.ts:156–158

* Unregister function to be used by the contained MatSortables. Removes the MatSortable from the * collection of contained MatSortables.

(sortable: MatSortable)

   * collection of contained MatSortables.
   */
  deregister(sortable: MatSortable): void {
    this.sortables.delete(sortable.id);
  }

  /** Sets the active sort id and determines the new sort direction. */
  sort(sortable: MatSortable): void {