C#

string regex = @"[\r\n]{1,2}(.+)\#(.*)[\r\n]{1,2}";

Match m = Regex.Match(input, regex);
if (m.Success)
{
	string output = String.Format("{0}{1}{2}{3}{4}\r", myRightVar, m.Groups[1], myCenterVar, m.Groups[2], myLeftVar);
	Console.WriteLine(output);
}

string output2 = Regex.Replace(input, regex, String.Format("{0}$1{1}$2{2}\r", myLeftVar, myCenterVar, myRightVar));

string regex=@"(.+)\#(.+)\r\n";
string replace=String.Format("{0}$1{1}$2{2}\r\n","Left","Center","Right");

string output=Regex.Replace(input,regex,replace);

using System;
using System.Text.RegularExpressions;

public class Testy
{
	public static void Main()
	{
	
string input="bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla.\r\n\r\n"+
"toto toto toto # toto toto toto\r\n"+
"toto toto toto # toto toto toto\r\n"+
"toto toto toto # toto toto toto\r\n"+
"toto toto toto # toto toto toto\r\n\r\n"+
"bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla bla";

		string regex=@"(.+)\#(.+)\r\n";
		string replace=String.Format("{0}$1{1}$2{2}\r\n","Left","Center","Right");

		string output=Regex.Replace(input,regex,replace);
		
		Console.WriteLine(output);
	}
}

using System;
using System.Text.RegularExpressions;

public class Testy
{
	public static void Main()
	{
		string input="This is a [color=red]red[/color] color and this is a [color=blue]blue[/color] color.";
		string regex=@"\[color=[^\]]*?\](.*?)\[/color\]";
		
		string output=Regex.Replace(input,regex,"$1");
		Console.WriteLine(output);
	}
}

string regex=@"\[color=([^\]]*?)\](.*?)\[/color\]";
string replace=@"<color=$1>$2</color>";

string output=Regex.Replace(input,regex,replace);

using System;
using System.Text.RegularExpressions;

public class Testy
{
	public static void Main()
	{
		string input="This is a [color=red]red sentence with [color=blue]some blue[/color] words[/color].";
		
		// Replace open color tag
		input=Regex.Replace(input,@"\[color=([^\]]*?)\]","<color=$1>");
		
		// Replace close color tag
		input=Regex.Replace(input,@"\[/color\]","</color>");
		
		Console.WriteLine(input);
	}
}

Utini wrote:

is there a better way of using TableAdapters and DataSets in code to return a single value?