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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
/*============================================================
**
** Interface: IComparer
**
**
**
**
** Purpose: Interface for comparing two Objects.
**
**
===========================================================*/
namespace System.Collections {
using System;
// The IComparer interface implements a method that compares two objects. It is
// used in conjunction with the Sort and BinarySearch methods on
// the Array and List classes.
//
// Interfaces are not serializable
[System.Runtime.InteropServices.ComVisible(true)]
public interface IComparer {
// Compares two objects. An implementation of this method must return a
// value less than zero if x is less than y, zero if x is equal to y, or a
// value greater than zero if x is greater than y.
//
int Compare(Object x, Object y);
}
}
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