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is/switch patterns, property, positional, list patterns, exhaustiveness, null checks
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Pattern Matching

2 sections
Mid-level12 min read
Rapid overview

Pattern Matching

TL;DR

A pattern is a test you apply to a value: "is it a Circle?", "is it null?", "is it between 0 and 100?", "does it have a Country of "CY"?". C# lets you use patterns in three places: the is expression (if (shape is Circle c)), the switch stat…

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Q: What are the three places you can use a pattern in C#?

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