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8dd5539c4e
freeCodeCamp
/
guide
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chinese
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csharp
/
is
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index.md
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title
localeTitle
is
是
是
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。
更多信息:
C
#
参考
:
是