For example, the initializer of an enumerator must be a constant expression.

例如, 枚举成员的初始化式必须是常量表达式.

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Constant expression not representable in type'| 1 '.

常数表达式无法在类型 “ |1”中表示.

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In C ++ there are places where constant expression ( Section 2.7 , p . 62 ) is required.

在C++中,有些地方需要放置常量表达式 ( 第2.7节 ).

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Character and the value of the constant expression is representable in the type char.

在char类型中,Character和常量表达式的值是可表示的.

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Short and the value of the constant expression is representable in the type short.

在short类型Short和常量表达式的值是可表示的.

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Generally speaking, a constant expression is an expression that the compiler can evaluate at compile - time.

一般来说, 常量表达式是编译器在编译时就能够计算出结果的表达式.

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