using System;
using System.Collections;

namespace System.Text.RegularExpressions.Syntax
{
	// Token: 0x020002D8 RID: 728
	internal class ExpressionCollection : CollectionBase
	{
		// Token: 0x06001A98 RID: 6808 RVA: 0x00062374 File Offset: 0x00060574
		public void Add(Expression e)
		{
			base.List.Add(e);
		}

		// Token: 0x17000824 RID: 2084
		public Expression this[int i]
		{
			get
			{
				return (Expression)base.List[i];
			}
			set
			{
				base.List[i] = value;
			}
		}

		// Token: 0x06001A9B RID: 6811 RVA: 0x000623A8 File Offset: 0x000605A8
		protected override void OnValidate(object o)
		{
		}
	}
}