【单选题】【消耗次数：1】
在下列关于类型转换的描述中，错误的是（）
①
任何形式的构造函数都可以实现数据类型转换。
②
带非默认参数的构造函数可以把基本类型数据转换成类类型对象。
③
类型转换函数可以把类类型对象转换为其他指定类型对象。
④
类型转换函数只能定义为一个类的成员函数，不能定义为类的友元函数。
参考答案：
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相关题目
【单选题】
下列关于类型转换函数的说法，正确的是（ ）。
①
parseInt(5.89s)的返回值为6
②
parseInt(5.89s)的返回值为NaN
③
parseFloat(36s25.8id)的返回值是36
④
parseFloat(36s25.8id)的返回值是3625.8
【单选题】
下列关于类型转换函数的说法，正确的是（ ）。（选择一项）
①
parseInt(5.89s)的返回值为6
②
parseInt(5.89s)的返回值为NaN
③
parseFloat(36s25.8id)的返回值是36
④
parseFloat(36s25.8id)的返回值是3625.8
【简答题】
C语言的类型转换有三种方式：[填空1]类型转换、[填空2]类型转换和[填空3]类型转换。
随机题目
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Dreams are beautiful. However, to _____ them needs lots of time and work.
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— The old man wouldn’ t stay at home for a rest even if it
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So would my grandpa
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So wouldn’ t my grandpa
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Neither would my grandpa
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Nor wouldn’ t my grandpa
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legible
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eligible
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tumble
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