Method countFirstRowKeys

handsontable/src/dataMap/dataMap.ts:224–226

* Get the amount of physical columns in the first data row. * * @returns {number} Amount of physical columns in the first data row.

()

   * @returns {number} Amount of physical columns in the first data row.
   */
  countFirstRowKeys() {
    return countFirstRowKeys(this.dataSource ?? []);
  }

  /**
   * Generates columns' translation cache.