11 lines
273 B
Markdown
11 lines
273 B
Markdown
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---
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title: is
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localeTitle: 是
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---
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## 是
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`is`关键字检查对象是否与给定类型兼容，或者（从C＃7开始）针对模式测试表达式。
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#### 更多信息：
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* [C＃参考：是](https://docs.microsoft.com/dotnet/csharp/language-reference/keywords/is)
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