Method isWhitespace

src/StringUtil.js:52–55

* Returns true, if given string contains a whitespace at given index. * @param {string} string * @param {number} [index=0] * @return {boolean}

(string, index = 0)

   * @return {boolean}
   */
  static isWhitespace (string, index = 0) {
    const character = string[index]
    return character ? character.match(/\s/) !== null : false
  }

  /**
   * Removes Unicode whitespace characters.