imag


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

Return imaginary part of complex

Returns the imaginary part of the complex number x.
The imaginary part is the factor by which the imaginary unit is multiplied.

The function simply calls x's member function imag.

Parameters

x
Complex value.



Return value

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

Example

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

int main ()
{
  complex<double> mycomplex (20.0,2.0);

  cout << "Imaginary part: " << imag(mycomplex) << endl;

  return 0;
}


Output:

Imaginary part: 2


See also

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