Nodejs Utililty Methods String Capitalize

String.prototype.ucfirst = function() {
  this.toLowerCase().replace(/\b([a-z])/, function(c){
    return c.toUpperCase();
  });
};

String.prototype.ucfirst = function() {
    return this.charAt(0).toUpperCase() + this.substr(1);
};
function isset(args) {
  return (typeof args !== 'undefined' && args !== null);

String.prototype.ucfirst = function() {
    return this.charAt(0).toUpperCase() + this.slice(1);
String.prototype.lcfirst = function() {
    return this.charAt(0).toLowerCase() + this.slice(1);

String.prototype.ucfirst = function() {
  return this.substr(0, 1).toUpperCase() + this.substr(1, this.length);
};

String.prototype.ucfirst = function()
  var aString = this;
  var aResult = aString.charAt(0).toUpperCase();
  for (var i=1;i<aString.length;i++) {
    aResult += aString.charAt(i);
  return aResult;

String.prototype.ucfirst = function() {
    return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
};
function roundNumber(num, dec) {
  var result = String(Math.round(num*Math.pow(10,dec))/Math.pow(10,dec));
  if(result.indexOf('.')<0) {result+= '.';}
  while(result.length- result.indexOf('.')<=dec) {result+= '0';}
  return result;
};
...

String.prototype.ucfirst = function () {
    return this.charAt(0).toUpperCase() + this.slice(1);
};

String.prototype.ucfirst = function() {
  var x = this.split(/\s+/g);
  for (var i = 0; i < x.length; i++) {
    var parts = x[i].match(/(\w)(\w*)/);
    x[i] = parts[1].toUpperCase() + parts[2].toLowerCase();
  return x.join(' ');
};

String.prototype.ucfirst = function(){
  return this.replace(/(^[a-z])/,function(v){return v.toUpperCase();});
};

String.prototype.ucfirst = function() {
    return this.substr(0, 1).toUpperCase() + this.substr(1);