Method at

src/objects/pdf-array.ts:48–56

* Get item at index. Returns undefined if out of bounds. * If resolver is provided, resolves indirect references.

(index: number, resolver?: RefResolver)

   * If resolver is provided, resolves indirect references.
   */
  at(index: number, resolver?: RefResolver): PdfObject | undefined {
    const value = this.items.at(index);

    if (resolver && value?.type === "ref") {
      return resolver(value) ?? undefined;
    }

    return value;
  }

  /**
   * Set item at index. Extends array if needed.