using System.Reflection;

public static class Utility
{
    public static bool Exists(object instance, string funcname)
    {
        bool value = false;

        if (instance == null)
        {
            throw new NullReferenceException();
        }

        MethodInfo method = instance.GetType().GetMethod(funcname, BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static);

        if (method != null)
        {
            value = true;
        }
        
        return value;
    }
}