using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace DropNet.Extensions

{

public static class StringExtensions

{

public static string UrlEncode(this string value)

{

value = Uri.EscapeDataString(value);

StringBuilder builder = new StringBuilder();

foreach (char ch in value)

{

if ("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_.~%".IndexOf(ch) != -1)

{

builder.Append(ch);

}

else

{

builder.Append('%' + string.Format("{0:X2}", (int)ch));

}

}

return builder.ToString();

}

}

}