GroupsVsCaptures

GroupsVsCaptures.linq

void Main()
{
	///Understanding Captures vs Groups http://stackoverflow.com/a/3320890/1175496
	//In short, Groups represent things inside Grouping Parentheses ()
	//Captures represent the items in the collection implied by repetition operators * and +
		var matchesONE = Regex.Matches("{Q}{R}{S}", @"(\{[A-Z]\})");
		var matchesOOM = Regex.Matches("{Q}{R}{S}", @"(\{[A-Z]\})+");
		var matchesOPT = Regex.Matches("{Q}{R}{S}", @"(\{[A-Z]\})*");
		
		Console.Out.WriteLine(matchesONE);
		Console.Out.WriteLine(matchesOOM);
		Console.Out.WriteLine(matchesOPT);
}