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2025-03-29 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Development >
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This article introduces the knowledge of "how to understand the range parsing operator in C +". Many people will encounter such a dilemma in the operation of actual cases. next, let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!
1. When there is a local variable with the same name, access the global variable:
Output: the value of global x is 0 and the value of local x is 10
two。 Define a function outside the class:
3. Access the static variables of a class:
Output: static x has a value of 1. Local x has a value of 3 Test:: y = 2
4. If you have multiple inheritance:
If the same variable name exists in the two ancestor classes, you can use the range resolution operator to distinguish.
Output: X of An is 10 B and x is 20
5. For namespaces:
If there is a class with the same name in both namespaces, you can use the namespace name with the scope parsing operator to reference the class without any conflicts
6. Reference a class in another class:
If one class exists in another class, we can use the nested class to reference the nested class using the scope resolution operator
That's all for "how to understand the range parsing operator in C +". Thank you for reading. If you want to know more about the industry, you can follow the website, the editor will output more high-quality practical articles for you!
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