template in c++
template <typename T>
void Swap(T &n1, T &n2)
{
T temp;
temp = n1;
n1 = n2;
n2 = temp;
}
template in c++
template <typename T>
void Swap(T &n1, T &n2)
{
T temp;
temp = n1;
n1 = n2;
n2 = temp;
}
template function in C++
// template specialization
#include <iostream>
using namespace std;
// class template:
template <class T>
class mycontainer {
T element;
public:
mycontainer (T arg) {element=arg;}
T increase () {return ++element;}
};
// class template specialization:
template <>
class mycontainer <char> {
char element;
public:
mycontainer (char arg) {element=arg;}
char uppercase ()
{
if ((element>='a')&&(element<='z'))
element+='A'-'a';
return element;
}
};
int main () {
mycontainer<int> myint (7);
mycontainer<char> mychar ('j');
cout << myint.increase() << endl;
cout << mychar.uppercase() << endl;
return 0;
}
function template c++
template<class T1 , class T2>
float fun(T1 a, T2 b){
float avg2 = (a+b)/2.0;
return avg2;
}
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