Method hash

packages/common/upgrade/src/location_shim.ts:714–723

(hash?: string | number | null)

  hash(): string;
  hash(hash: string | number | null): this;
  hash(hash?: string | number | null): string | this {
    if (typeof hash === 'undefined') {
      return this.$$hash;
    }

    this.$$hash = hash !== null ? hash.toString() : '';

    this.composeUrls();
    return this;
  }

  /**
   * Changes to `$location` during the current `$digest` will replace the current