недопустимый байт 2 из 2-байтовой последовательности UTF-8

// defining a simple function, taking a string of HTML and a selector:
const textFromNode = (htmlString, nodeSelector) => {

  // defining an element to contain the provided HTML str]irng:
  let temp = document.createElement('div');

  // assigning the htmlString as the innerHTML of the created element:
  temp.innerHTML = htmlString;

  // taking the results of the node.querySelectorAll() method and converting
  // into an Array, using Array.from(); and then mapping that Array:
  return Array.from(temp.querySelectorAll(nodeSelector)).map(

    // returning the textContent of the node variable (a reference to the current
    // node in the Array of nodes), using String.prototype.trim() to remove leading
    // and trailing whitespace:
    (node) => node.textContent.trim()
  );
}

let array = [
    'Asia 1234',
    'Ireland 65dhh',
    'US West323-hth',
    'Asia Pacific ap-ss-1',
    'US West us-323223-1'
  ],

  // using Array.prototype.map() to return an Array based upon the
  // array Array of strings:
  ids = array.map(
    (html) => {

      // returning the results of the textFromNode() function:
      return textFromNode(html, '.hide');
    })
  // using Array.prototype.reduce() to flatten the resulting Array:
  .reduce((cur, acc) => {
    return acc.concat(cur);
  }, []);

console.log(ids);