Additional functions applied to the JavaScript String.prototype

string-prototypes.js

String.prototype.capitalizeFirstLetter = function capitalizeFirstLetter() {
	return this[0].toUpperCase() + this.slice(1);
};

String.prototype.capitalizeAllWords = function capitalizeAllWords() {
	return this.replace(/(^| )\w/g, function(match) {
		return match.toUpperCase();
	});
};

String.prototype.partialMatch = function stringPartialMatch (compare) {
	return this.match(new RegExp('(' + compare + '\\S*)', 'g'));
};