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Making foreach on an IEnumerable allocation-free using reflection and dynamic methods

Andrew Lock | .NET Escapades · published 20 January 2026

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2blogs citing
First cited
2 Feb 2026
Most recent
16 Feb 2026
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External links
13
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Cited by

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In the post
Date
kpwags.com
Reading Log - February 16, 2026 (#160) Read at the source ↗
16 Feb 2026
olegkarasik.wordpress.com
.NET R&D Digest (January, 2026) Read at the source ↗
2 Feb 2026

Links from this post

Link
Host
https://www.macrosssoftware.com/2020/07/13/enumerator-performance-surprises/
macrosssoftware.com
https://github.com/open-telemetry/opentelemetry-dotnet/blob/73bff75ef653f81fe6877299435b21131be36dc0/src/OpenTelemetry/Internal/EnumerationHelper.cs
github.com
https://github.com/search?q=repo%3Adotnet%2Fruntime+%2F%28%3F-i%29foreach%2F+language%3AC%23&type=code&l=C%23
github.com
https://ericlippert.com/2011/06/30/following-the-pattern/
ericlippert.com
https://learn.microsoft.com/en-us/dotnet/api/system.collections.ienumerable.getenumerator?view=net-10.0
learn.microsoft.com
https://benchmarkdotnet.org/articles/guides/dotnet-new-templates.html
benchmarkdotnet.org
https://sharplab.io/
sharplab.io
https://github.com/dotnet/dotnet/blob/b0f34d51fccc69fd334253924abd8d6853fad7aa/src/runtime/src/libraries/System.Private.CoreLib/src/System/Collections/Generic/List.cs
github.com
https://learn.microsoft.com/en-us/dotnet/csharp/programming-guide/types/boxing-and-unboxing
learn.microsoft.com
https://devblogs.microsoft.com/dotnet/performance-improvements-in-net-10/
devblogs.microsoft.com
https://learn.microsoft.com/en-us/dotnet/api/system.diagnostics.activity.tagobjects?view=net-10.0
learn.microsoft.com
https://github.com/dotnet/dotnet/blob/b0f34d51fccc69fd334253924abd8d6853fad7aa/src/runtime/src/libraries/System.Diagnostics.DiagnosticSource/src/System/Diagnostics/Activity.cs
github.com
https://learn.microsoft.com/en-us/dotnet/api/system.diagnostics.activity.enumeratetagobjects?view=net-10.0
learn.microsoft.com