Question

How to determine if a character is whitespace in C++

Answer 1

#include <iostream>

using namespace std;

int main()
{
	
	char ch = 'a';
	if (isspace(ch))
		cout << "yes" << endl;
	else
		cout << "no" << endl;

	ch = ' ';
	if (isspace(ch))
		cout << "yes" << endl;
	else
		cout << "no" << endl;

	ch = '\n';
	if (isspace(ch))
		cout << "yes" << endl;
	else
		cout << "no" << endl;

	ch = '\t';
	if (isspace(ch))
		cout << "yes" << endl;
	else
		cout << "no" << endl;
	
	return 0;
}


/*
run:

no
yes
yes
yes

*/

 

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