2026-09-17 15:29:38 +08:00
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# 用于检查一个对象是否是指定类型（或其子类）的实例
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2025-10-20 17:25:33 +08:00
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f = input('请输入：')
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print(type(f))
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print(isinstance(f,str))
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print('---')
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print(isinstance(eval(f),int))
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2026-04-10 17:34:00 +08:00
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2026-09-17 15:29:38 +08:00
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2026-04-10 17:34:00 +08:00
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