Using ContainsKey() followed by an indexer on dictionaries results in a double lookup, decreasing performance. This is common anti-pattern. This article will show you how to fix this and increase performance up to 2x.
Tag: ImmutableDictionary
Collection Performance: A Comprehensive Benchmark Analysis of Collection Types in .NET Beyond Arrays and Lists
This article conducts a comprehensive benchmark analysis of various collection types in .NET beyond arrays and lists. It explores the performance of iteration methods, revealing significant differences among types, providing valuable insights for developers to choose the most performant collection type based on their code requirements.
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