Question

How to use islessequal() function to check whether floating point x is less or equal to floating point y in C++

Answer 1

#include <iostream>
#include <cmath>

using namespace std;

int main()
{
	if (islessequal(0.0003, 0.0003))
		cout << "true" << endl;
	else
		cout << "false" << endl;

	if (islessequal(0.0002, 0.0003))
		cout << "true" << endl;
	else
		cout << "false" << endl;

	if (islessequal(0.0003, 0.0002))
		cout << "true" << endl;
	else
		cout << "false" << endl;

	return 0;
}

/*
run:

true
true
false

*/

 

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