HTMLConverter.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SharpStackConvert
{
    /// <summary>
    /// This class provides methods for converting HTML to other formats.
    /// </summary>
    public static class HTMLConverter
    {
        /// <summary>
        /// Extension method to escape special characters in a string for HTML encoding.
        /// </summary>
        /// <param name="input">The input string to be escaped.</param>
        /// <returns>The escaped string.</returns>
        public static string ToHTMLEscape(this string input)
        {
            if (string.IsNullOrEmpty(input))
            {
                return "";
            }
            else
            {
                return System.Web.HttpUtility.HtmlEncode(input);
            }
        }

        /// <summary>
        /// Decodes HTML escape characters in a string.
        /// </summary>
        /// <param name="input">The input string to decode.</param>
        /// <returns>The decoded string.</returns>
        public static string FromHTMLEscape(this string input)
        {
            if (string.IsNullOrEmpty(input))
            {
                return "";
            }
            else
            {
                return System.Web.HttpUtility.HtmlDecode(input);
            }
        }

    }
}