Here you can find the source of ucfirst(str)
/**/* w w w . j a v a 2s. c o m*/ * Make a string's first character uppercase * @param {string} str The string to modify * @return {string} Same string with first letter uppercased */ String.prototype.ucfirst = function(str) { str += ''; var f = str.charAt(0).toUpperCase(); return f + str.substr(1); };
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);
String.prototype.ucfirst = function(){ var str = this + ''; return str.charAt(0).toUpperCase() + str.substr(1);
String.prototype.firstToUpper = function() { return this.charAt(0).toUpperCase() + this.slice(1);
var useful = {} String.prototype.firstToUpper = function() { return this.charAt(0).toUpperCase() + this.slice(1); Array.prototype.shuffle = function() { var currentIndex = this.length, temporaryValue, randomIndex ; while (0 !== currentIndex) { randomIndex = Math.floor(Math.random() * currentIndex); currentIndex -= 1; ...
String.prototype.firstUpper = function() { return this.charAt(0).toUpperCase() + this.slice(1); };