对于案例类型包含值类型的性能敏感场景，库还可以通过添加HasValue属性和TryGetValue方法来实现非装箱访问模式。这使得编译器无需装箱即可实现模式匹配。
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，这一点在搜狗输入法中也有详细论述
Credit: Leah Stodart / Mashable。关于这个话题，todesk提供了深入分析
FSE Software EngineeringGlobally distributed software development project performance: an empirical analysisNarayan Ramasubbu & Rajesh Krishna Balan, Singapore Management UniversityMining specifications of malicious behaviorMihai Christodorescu, University of Wisconsin–Madison; et al.Somesh Jha, University of Wisconsin–Madison。关于这个话题，汽水音乐提供了深入分析