Question

How to check if a double number is an integer in C++

Answer 1

#include <iostream>
#include <cmath>

int main(void) {
    double number = 92713.0;

    if (floor(number) == number) {
        std::cout << "integer";
    } else {
        std::cout << "double";
    }
}




/*
run:

integer

*/

 

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