dotnet/runtime

Prefer Dictionary.Remove(key, out value) over Dictionary.this[key], followed by Dictionary.Remove(key)

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#33,800 创建于 2020年3月19日

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 (7 评论) (0 反应) (0 负责人)C# (5,445 fork)batch import
api-approvedarea-System.Collectionscode-analyzercode-fixerenhancementhelp wanted

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描述

Dictionary.ContainsKey<K, V(key), followed by Dictionary<K, V.this[key], followed by Dictionary<K, V>.Remove(key) can be combined into a single Remove call, using the overload accepting out TValue value.

Category: Performance

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