NewLife.Core/Stub/MaybeNullAttribute.cs at v10 · X - GitCandy

[fix]修正UdpServer在接收广播时连续启动接收的错误，在StarAgent中，此时可能收到广播包，SocketFlags是Broadcast，需要清空，否则报错“参考的对象类型不支持尝试的操作”； 无需设置SocketOptionName.PacketInformation，在ReceiveMessageFromAsync时会自动设置，并且支持ipv6；

石头 authored at 2024-10-10 00:36:00 石头 committed at 2024-10-10 00:45:43

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`#if NETFRAMEWORK \|\| NETSTANDARD2_0 namespace System.Diagnostics.CodeAnalysis; /// <summary>返回可能为空</summary> [AttributeUsage(AttributeTargets.Property \| AttributeTargets.Field \| AttributeTargets.Parameter \| AttributeTargets.ReturnValue, Inherited = false)] public sealed class MaybeNullAttribute : Attribute { } #endif`

#if NETFRAMEWORK || NETSTANDARD2_0
namespace System.Diagnostics.CodeAnalysis;

/// <summary>返回可能为空</summary>
[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field | AttributeTargets.Parameter | AttributeTargets.ReturnValue, Inherited = false)]
public sealed class MaybeNullAttribute : Attribute
{
}
#endif