https://learn.microsoft.com/zh-cn/dotnet/api/system.runtime.compilerservices.runtimehelpers.getuninitializedobject?view=netstandard-2.1&viewFallbackFrom=net-10.0&WT.mc_id=WD-MVP-5003260
RuntimeHelpers.GetUninitializedObject(Type) Method (System.Runtime.CompilerServices) | Microsoft...
Returns an uninitialized instance of the system-provided type.
typemethodsystemruntimemicrosoft