网上演练
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#if NET20 || NET30 || NET35 || !NET_4_6
// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
using System.ComponentModel;
using System.Diagnostics;
namespace System.Runtime.CompilerServices
{
/// <summary>
/// This API supports the .NET Framework infrastructure and is not intended to be used directly from your code.
/// Represents the runtime state of a dynamically generated method.
/// </summary>
[EditorBrowsable(EditorBrowsableState.Never), DebuggerStepThrough]
public sealed class Closure
{
/// <summary>
/// Represents the non-trivial constants and locally executable expressions that are referenced by a dynamically generated method.
/// </summary>
public readonly object[] Constants;
/// <summary>
/// Represents the hoisted local variables from the parent context.
/// </summary>
public readonly object[] Locals;
/// <summary>
/// Creates an object to hold state of a dynamically generated method.
/// </summary>
/// <param name="constants">The constant values used by the method.</param>
/// <param name="locals">The hoisted local variables from the parent context.</param>
public Closure(object[] constants, object[] locals)
{
Constants = constants;
Locals = locals;
}
}
}
#endif