abs - C complex.h

C examples for complex.h:abs

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Type

function template

From 


<complex>
<complex.h>

Description

Absolute value of complex

Prototype 

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

Parameters

Parameter Description
x Complex value.

Return value

The absolute value of x.

Demo Code


#include <iostream>
#include <complex>

int main ()//from  w  w w .  j  av  a 2s  .  com
{
  std::complex<double> mycomplex (3.0,4.0);

  std::cout << "The absolute value of " << mycomplex << " is " << std::abs(mycomplex) << '\n';

  return 0;
}

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