{{keywords>wiki library source code example reference}}
===== double =====
    double
    8 Byte
    2.3E-308 - 1.7E+308
    precision 15

    


===== Cpp Sourcecode Example =====
<code cpp>
#include <iostream>
using namespace std;

int main() 
{    

    cout << "Size of double: " << sizeof(double) << " bytes" << endl;
    return 0;
}
</code>