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This article mainly introduces "how to use the function class template of Category 11". In the daily operation, I believe many people have doubts about how to use the function template of Craft 11. The editor consulted all kinds of materials and sorted out simple and easy-to-use methods of operation. I hope it will be helpful for you to answer the doubt of "how to use the function template of Craft 11". Next, please follow the editor to study!

Executable object

Suppose we have the following four operations, which are implemented in the form of functions, lamda expressions, function objects, and parameter binding:

Function class template

The code first defines a callable object type with a return value of int and parameters of two int, and then defines a mapping from string to that type.

The next step is to initialize the mapping and use the mapping.

You can see in this example that although each operation has a different type, because they have the same form of invocation, they can be used as if they were the same type by introducing the function class template.

At this point, the study on "how to use the function template of Cellular 11" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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