Time it - C
This function runs another function, given as a parameter, a certain number of times and returns the number of cycles needed to complete.
Useful for timing short snippets of code.
Useful for timing short snippets of code.
1 2 #include <time.h> 3 4 typedef void(*FN)(); 5 6 double timeit(FN f, int n) { 7 clock_t start = clock(); 8 9 int i = 0; 10 for (; i < n; ++i) 11 f(); 12 13 return clock() - start; 14 }
