c++ check string is white space
#include <cctype>
#include <iostream>
#include <cstring>
using namespace std;
int main()
{
char str[] = "<html>\n<head>\n\t<title>C++</title>\n</head>\n</html>";
cout << "Before removing whitespace characters" << endl;
cout << str << endl << endl;
cout << "After removing whitespace characters" << endl;
for (int i=0; i<strlen(str); i++)
{
if (!isspace(str[i]))
cout << str[i];
}
return 0;
}