| Defined in header <complex> | ||
|---|---|---|
template< class T > T imag( const complex<T>& z ); | (1) | (until C++14) |
template< class T > constexpr T imag( const complex<T>& z ); | (1) | (since C++14) |
long double imag( long double z ); | (2) | (since C++11) |
template< class DoubleOrIngeter > double imag( DoubleOrInteger z ); | (3) | (since C++11) |
float imag( float z ); | (4) | (since C++11) |
Returns the imaginary component of the complex number z, i.e. z.imag().
Additional overloads are provided for float, double, long double, and all integer types, which are treated as complex numbers with zero imaginary component. (since C++11).
Parameters
| z | - | complex value |
Return value
the imaginary component of z.
See also
| accesses the imaginary part of the complex number (public member function) | |
| returns the real component (function template) | |
C documentation for cimag | |
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