ParamArrayAttribute.cs

using System.Runtime.InteropServices;

namespace System
{
    [AttributeUsage(AttributeTargets.Parameter, Inherited = true, AllowMultiple = false)]
    [ComVisible(true)]
    [__DynamicallyInvokable]
    public sealed class ParamArrayAttribute : Attribute
    {
        [__DynamicallyInvokable]
        public ParamArrayAttribute()
        {
        }
    }
}