std::real(std::complex)
From cppreference.com
Defined in header <complex>
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(1) | ||
template< class T > T real( const std::complex<T>& z ); |
(until C++14) | |
template< class T > constexpr T real( const std::complex<T>& z ); |
(since C++14) | |
(2) | ||
float real( float z ); template< class DoubleOrInteger > |
(since C++11) (until C++14) |
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constexpr float real( float z ); template< class DoubleOrInteger > |
(since C++14) | |
1) Returns the real component of the complex number
z
, i.e. z.real().
2) Additional overloads are provided for float, double, long double, and all integer types, which are treated as complex numbers with zero imaginary component.
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(since C++11) |
Parameters
z | - | complex value |
Return value
the real component of z
See also
accesses the real part of the complex number (public member function) | |
returns the imaginary component (function template) |