Javascript function to remove accents, broken characters, special characters and blank spaces.

fixStr.js

 /**
   * Normalize strings to a custom pattern, tempplate 
   *
   * @param {string} myStr - String to be normalized
   * @returns {string} Normalized string
   */
 function fixStr(myStr) {
    return myStr.normalize('NFD')
      .replace(/\uFFFD/g, '')
      .replace(/[\u0300-\u036f]/g, '')
      .replace(/[^A-Za-z0-9+ ]/g, '')
      .replace(/\s+/g, '-')
      .toLowerCase();
  }