extern keyword造句

例句与造句

1. The extern keyword applied to a function prototype does absolutely nothing ( the extern keyword applied to a function definition is, of course, non-sensical ).
2. The extern keyword applied to a function prototype does absolutely nothing ( the extern keyword applied to a function definition is, of course, non-sensical ).
3. In this case the extern keyword must be used, otherwise the compiler will consider it a definition of a local ( automatic ) variable, which has a different scope, lifetime and initial value.
4. It's difficult to find extern keyword in a sentence. 用extern keyword造句挺难的