ModifyUrlParameters

CSharp · Console

/Program.cs

using System;
using System.Web;
					
public class Program
{
	public static void Main()
	{
		Console.WriteLine(ModifyUrlParameters("http://example.org?wID=xxx", "wID", "[[WID]]"));
	}
	
	public static string ModifyUrlParameters(string rawUrl, string key, string val)
	{
		if (string.IsNullOrWhiteSpace(rawUrl))
		{
			return string.Empty;
		}
		
		var uriBuilder = new UriBuilder(rawUrl);		
		
		var queryItems = HttpUtility.ParseQueryString(uriBuilder.Uri.Query);
		
		queryItems.Set(key, val);
		
		uriBuilder = new UriBuilder(rawUrl);
		uriBuilder.Query = queryItems.ToString();
		return uriBuilder.Uri.ToString();
	}
}