Implicit Conversion & Explicit Conversion 隐含转换 ; 明确转换
Explains the concept of type conversion and the distinction between implicit and explicit conversion.
解释类型转换的概念以及隐式和显式转换的不同。
Explicit numeric conversion is used to convert any numeric type to any other numeric type, for which there is no implicit conversion, by using a cast expression.
显式数值转换用于通过显式转换表达式，将任何数字类型转换为任何其他数字类型。对于它不存在隐式转换。
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