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c++ - Explicit template instantiation - when is it used
https://stackoverflow.com/questions/2351148/explicit-template-instantiation-when-is-it-used
Jan 13, 2020 · If you define a template class that you only want to work for a couple of explicit types. Put the template declaration in the header file just like a normal class. Put the template definition in a source file just like a normal class. Then, at the end of the source file, explicitly instantiate only the version you want to be available.
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Explicit Template Instantiation - C++ Articles
https://cplusplus.com/articles/1C75fSEw/
Jun 25, 2011 · However, we can add specialized template support through explicit template instantiation which will add the symbols needed to link (properly) against the library for use. Take the following revision of the Example.cpp: template <typename T> class Example { public: Example ( T test ) { _data = test; } void setTest (T test) { _data = T; } private ...
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Explicit instantiation (C++ only) - IBM
https://www.ibm.com/docs/en/i/7.4?topic=only-explicit-instantiation-c
The explicit instantiation declarations feature is introduced in the C++11 standard. With this feature, you can suppress the implicit instantiation of a template specialization or its members. The extern keyword is used to indicate explicit instantiation declaration. The usage of extern here is different from that of a storage class specifier.
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c++ - How do I explicitly instantiate a template function
https://stackoverflow.com/questions/4933056/how-do-i-explicitly-instantiate-a-template-function
If you really want to instantiate (instead of specialize or something) the function, do this: template <typename T> void func (T param) {} // definition template void func<int> (int param); // explicit instantiation. There seems to be (a lot) of confusion regarding …
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Class template - cppreference.com
https://en.cppreference.com/w/cpp/language/class_template
Dec 06, 2021 · Classes, functions, variables, (since C++14) and member template specializations can be explicitly instantiated from their templates. Member functions, member classes, and static data members of class templates can be explicitly instantiated from their member definitions.
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C++ template partial explicit instantiation - Stack Overflow
https://stackoverflow.com/questions/38907087/c-template-partial-explicit-instantiation
Aug 11, 2016 · What it is actually doing is forward-declaring the existence of a partially specialised (possibly infinite) subset of the the template. You may also do this: template<int N> class MyClass<int, N> {}; template<int N> class MyClass<float, N> {}; Which has partially specialised MyClass for <int, [all values of N]> and <float, [all values of N]>.
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Explicit instantiation (C++ only)
https://www.ibm.com/docs/api/v1/content/ssw_ibm_i_72/rzarg/explicit_instantiation.htm
The explicit instantiation declarations feature is introduced in the C++0x standard. With this feature, you can suppress the implicit instantiation of a template specialization or its members. The extern keyword is used to indicate explicit instantiation declaration. The usage of extern here is different from that of a storage class specifier.
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