Nodejs Utililty Methods String Title Case

String.prototype.toTitleCase = function() {
    var i, j, str, lowers, uppers;
    str = this.replace(/([^\W_]+[^\s-]*) */g, function(txt) {
        return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
    });
    lowers = ['A', 'An', 'The', 'And', 'But', 'Or', 'For', 'Nor', 'As', 'At',
        'By', 'For', 'From', 'In', 'Into', 'Near', 'Of', 'On', 'Onto', 'To', 'With'];
    for (i = 0, j = lowers.length; i < j; i++)
        str = str.replace(new RegExp('\\s' + lowers[i] + '\\s', 'g'),
...

String.prototype.toTitleCase = function() {
    return this.replace(/([\w&`'??"?.@:\/\{\(\[<>_]+-? *)/g, function(match, p1, index, title) {
        if (index > 0 && title.charAt(index - 2) !== ":" &&
          match.search(/^(a(nd?|s|t)?|b(ut|y)|en|for|i[fn]|o[fnr]|t(he|o)|vs?\.?|via)[ \-]/i) > -1)
            return match.toLowerCase();
        if (title.substring(index - 1, index + 1).search(/['"_{(\[]/) > -1)
            return match.charAt(0) + match.charAt(1).toUpperCase() + match.substr(2);
        if (match.substr(1).search(/[A-Z]+|&|[\w]+[._][\w]+/) > -1 || 
          title.substring(index - 1, index + 1).search(/[\])}]/) > -1)
...

String.prototype.toTitleCase = function() {
  return this.replace(/(^|\s)[a-z]/g, function($1){return $1.toUpperCase();});
};
String.prototype.numberValue = function() {
  return Number(this.replace(/[^0-9\.\-]+/, ""));
};
String.htmlEncodeMap = {
  "&": "&",
  "'": "'",
...

String.prototype.toTitleCase = function() {
  return this.replace(/([\w&`'??:\/\{\(\[<>_]+-? *)/g, function(match, p1, index, title) {
    if (index > 0 && title.charAt(index - 2) !== ":" && match.search(/^(a(nd?|s|t)?|b(ut|y)|en|for|i[fn]|o[fnr]|t(he|o)|vs?\.?|via)[ \-]/i) > -1)
      return match.toLowerCase();
    if (title.substring(index - 1, index + 1).search(/['"_{(\[]/) > -1)
      return match.charAt(0) + match.charAt(1).toUpperCase() + match.substr(2);
    if (match.substr(1).search(/[A-Z]+|&|[\w]+[._][\w]+/) > -1 || title.substring(index - 1, index + 1).search(/[\])}]/) > -1)
      return match;
    return match.charAt(0).toUpperCase() + match.substr(1);
...

String.prototype.toTitleCase = function() {
    var i, j, str, lowers, uppers;
    str = this.replace(/([^\W_]+[^\s-]*) */g, function(txt) {
        return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
    });
    lowers = ['A', 'An', 'The', 'And', 'But', 'Or', 'For', 'Nor', 'As', 'At',
        'By', 'For', 'From', 'In', 'Into', 'Near', 'Of', 'On', 'Onto', 'To', 'With'];
    for (i = 0, j = lowers.length; i < j; i++)
        str = str.replace(new RegExp('\\s' + lowers[i] + '\\s', 'g'),
...

String.prototype.toTitleCase = function() {
    var i, str, lowers, uppers;
    str = this.replace(/([^\s:\-])([^\s:\-]*)/g, function(txt) {
        return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
    });
    lowers = ['A', 'An', 'And', 'As', 'At', 'But', 'By', 'For', 'From', 'If', 
              'In', 'Into', 'Near', 'Nor', 'Of', 'On', 'Onto', 'Or', 'That', 
              'The', 'To', 'With', 'Via', 'Vs', 'Vs.', 
              'Um', 'Uma', 'E', 'Como', 'Em', 'No', 'Na', 'Mas', 'Por', 
...

String.prototype.toTitleCase = function() {
  var space = this.replace(/([A-Z])/g, function($1){return ' '+$1.toLowerCase();});
    return space.replace(/\w\S*/g, function(txt){return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();});

var titleCase   = /\w\S*/g; 
String.prototype.toTitleCase = function() {
    return this.replace(titleCase, function (word) {
        return word.capitalize();
    });
};

String.prototype.toTitleCase = function (n) {
  var string = this;
  if (1 !== n) string = string.toLowerCase();
  return string.replace(/\b[a-z]/g, function (result) { return result.toUpperCase() });
var hideObj = function (objclass) {
  console.log(objclass);
    $(objclass).hide();

String.prototype.toTitleCase = function toTitleCase() {
  return this.split(' ').map(a => a[0].toUpperCase() + a.slice(1)).join(' ');
};