real


function template
<complex> 
template<class T> T real (const complex<T>& x);

Return real part of complex

Returns the real part of the complex number x.

The function simply calls x's member function real.

Parameters

x
Complex value.



Return value

Real part of x.
T is x's complex template type (i.e., its value type).

Example

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// complex::real example
#include <iostream>
#include <complex>
using namespace std;

int main ()
{
  complex<double> mycomplex (10.0,1.0);

  cout << "Real part: " << real(mycomplex) << endl;

  return 0;
}


Output:

Real part: 10


See also

imag Return imaginary part of complex (function template)
complex::real Return real part (public member function)