Enable HttpHeaderValueCollection.GetEnumerator to return an empty singleton #47010
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…gleton An empty collection is common. We can avoid the enumerator allocation in such cases.
stephentoub
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area-System.Net.Http
tenet-performance
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Tagging subscribers to this area: @dotnet/ncl Issue DetailsAn empty collection is common. We can avoid the enumerator allocation in such cases.
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geoffkizer
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Jan 14, 2021
src/libraries/System.Net.Http/src/System/Net/Http/Headers/HttpHeaderValueCollection.cs
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geoffkizer
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Jan 14, 2021
stephentoub
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Jan 14, 2021
src/libraries/System.Net.Http/src/System/Net/Http/Headers/HttpHeaderValueCollection.cs
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…HeaderValueCollection.cs
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Hello @stephentoub! Because this pull request has the p.s. you can customize the way I help with merging this pull request, such as holding this pull request until a specific person approves. Simply @mention me (
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ghost
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An empty collection is common. We can avoid the enumerator allocation in such cases.
cc: @geoffkizer