Non-type Template in Array

by okanakyuz · 2020-03-08

You can pass size of an array by only using a template parameter. Here is an example code of it

Non Tye array

C++

#include <iostream> template <typename T, int size> T sum(T (&parr) [size]) { T sum{}; for (int i{0}; i < size ; i++){ sum += parr[i]; } return sum; } int main() { int arr[]{1,3,2,5,3}; std::cout << sum(arr) << std::endl; return EXIT_SUCCESS; }

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#include <iostream>   template <typename T, int size> T sum(T (&parr) [size]) {     T sum{};     for (int i{0}; i < size ; i++){         sum += parr[i];     }     return sum; }   int main() {     int arr[]{1,3,2,5,3};     std::cout << sum(arr) << std::endl;     return EXIT_SUCCESS; }

Tags: C++Non-TypeTemplate

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