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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* iter.cpp :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: charles <charles.cabergs@gmail.com> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/04/14 20:02:19 by charles #+# #+# */
/* Updated: 2020/12/11 15:45:09 by charles ### ########.fr */
/* */
/* ************************************************************************** */
#include <iostream>
template<typename T>
void iter(T* ptr, size_t len, void (*f)(T const& x))
{
for (size_t i = 0; i < len; i++)
f(ptr[i]);
}
/* sel-melc says const& */
template<typename T>
void timeTwo(T const& x)
{
x *= 2;
}
int main()
{
int intArray[] = {1, 2, 3, 4, 10, 20, 30, -1, -2};
size_t intArraySize = sizeof(intArray) / sizeof(int);
for (size_t i = 0; i < intArraySize; i++)
std::cout << intArray[i] << ", ";
std::cout << std::endl;
iter(intArray, intArraySize, timeTwo<int>);
for (size_t i = 0; i < intArraySize; i++)
std::cout << intArray[i] << ", ";
std::cout << std::endl;
std::cout << "--------------------------------------" << std::endl;
float floatArray[] = {1.1, 2.2, 3.3, 4.3, 10.001, 20.9, 30.3, -1.2, -2.4};
size_t floatArraySize = sizeof(floatArray) / sizeof(float);
for (size_t i = 0; i < floatArraySize; i++)
std::cout << floatArray[i] << ", ";
std::cout << std::endl;
iter(floatArray, floatArraySize, timeTwo<float>);
for (size_t i = 0; i < floatArraySize; i++)
std::cout << floatArray[i] << ", ";
std::cout << std::endl;
std::cout << "--------------------------------------" << std::endl;
unsigned int uintArray[] = {1, 2, 3, 4, 10, 20, 30, 100, 2000};
size_t uintArraySize = sizeof(uintArray) / sizeof(unsigned int);
for (size_t i = 0; i < uintArraySize; i++)
std::cout << uintArray[i] << ", ";
std::cout << std::endl;
iter(uintArray, uintArraySize, timeTwo<unsigned int>);
for (size_t i = 0; i < uintArraySize; i++)
std::cout << uintArray[i] << ", ";
std::cout << std::endl;
return 0;
}
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