std::complex::imag
primary template complex<T> | ? | ? |
|---|---|---|
T imag() const; | (1) | (until C++14) |
constexpr T imag() const; | (1) | (since C++14) |
void imag( T value ); | (2) | ? |
specialization complex<float> | ? | ? |
float imag() const; | (1) | (until C++11) |
constexpr float imag(); | (1) | (since C++11) (until C++14) |
constexpr float imag() const; | (1) | (since C++14) |
void imag( float value ); | (2) | ? |
specialization complex<double> | ? | ? |
double imag() const; | (1) | (until C++11) |
constexpr double imag(); | (1) | (since C++11) (until C++14) |
constexpr double imag() const; | (1) | (since C++14) |
void imag( double value ); | (2) | ? |
specialization complex<long double> | ? | ? |
long double imag() const; | (1) | (until C++11) |
constexpr long double imag(); | (1) | (since C++11) (until C++14) |
constexpr long double imag() const; | (1) | (since C++14) |
void imag( long double value ); | (2) | ? |
访问复数的虚部。
1%29返回虚部。
2%29设置虚部value...
参数
value | - | the value to set the imaginary part to |
|---|
另见
imag | returns the imaginary component (function template) |
|---|---|
real | accesses the real part of the complex number (public member function) |
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