std::complex<T>::operator+=,-=,*=,/=

 

C++

语言

标准库头文件

自立与有宿主实现

具名要求

语言支持库

概念库 (C++20)

诊断库

工具库

字符串库

容器库

迭代器库

范围库 (C++20)

算法库

数值库

本地化库

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正则表达式库 (C++11)

原子操作库 (C++11)

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技术规范

 

数值库

常用数学函数

数学特殊函数 (C++17)

数学常数 (C++20)

浮点环境 (C++11)

复数

数值数组

伪随机数生成

编译时有理数算术 (C++11)

因数运算

gcd (C++17)

lcm (C++17)

插值

midpoint (C++20)

lerp (C++20)

泛型数值运算

iota (C++11)

accumulate

inner_product

adjacent_difference

partial_sum

位操作

bit_cast (C++20)

byteswap (C++23)

has_single_bit (C++20)

bit_ceil (C++20)

bit_floor (C++20)

bit_width (C++20)

rotl (C++20)

rotr (C++20)

countl_zero (C++20)

countl_one (C++20)

countr_zero (C++20)

countr_one (C++20)

popcount (C++20)

endian (C++20)

 

std::complex

成员函数
complex::complex
complex::operator=
complex::real
complex::imag
complex::operator+=complex::operator-=complex::operator*=complex::operator/=
非成员函数
operator+operator- operator+operator-operator*operator/ operator==operator!= (C++20 前) operator<<operator>>	real imag abs arg norm conj proj (C++11) polar operator""ioperator""ifoperator""il (C++14)(C++14)(C++14)
指数函数
exp
log
log10
幂函数
pow
sqrt
三角函数
sin cos tan	asin (C++11) acos (C++11) atan (C++11)
双曲函数
sinh cosh tanh	asinh (C++11) acosh (C++11) atanh (C++11)

 

初等模板 complex<T>

(1)

complex& operator+=(const T& other);

(C++20 前)

constexpr complex& operator+=(const T& other);

(C++20 起)

(2)

complex& operator-=(const T& other);

(C++20 前)

constexpr complex& operator-=(const T& other);

(C++20 起)

(3)

complex& operator*=(const T& other);

(C++20 前)

constexpr complex& operator*=(const T& other);

(C++20 起)

(4)

complex& operator/=(const T& other);

(C++20 前)

constexpr complex& operator/=(const T& other);

(C++20 起)

特化 complex<float>

(1)

complex& operator+=(float other);

(C++20 前)

constexpr complex& operator+=(float other);

(C++20 起)

(2)

complex& operator-=(float other);

(C++20 前)

constexpr complex& operator-=(float other);

(C++20 起)

(3)

complex& operator*=(float other);

(C++20 前)

constexpr complex& operator*=(float other);

(C++20 起)

(4)

complex& operator/=(float other);

(C++20 前)

constexpr complex& operator/=(float other);

(C++20 起)

特化 complex<double>

(1)

complex& operator+=(double other);

(C++20 前)

constexpr complex& operator+=(double other);

(C++20 起)

(2)

complex& operator-=(double other);

(C++20 前)

constexpr complex& operator-=(double other);

(C++20 起)

(3)

complex& operator*=(double other);

(C++20 前)

constexpr complex& operator*=(double other);

(C++20 起)

(4)

complex& operator/=(double other);

(C++20 前)

constexpr complex& operator/=(double other);

(C++20 起)

特化 complex<long double>

(1)

complex& operator+=(long double other);

(C++20 前)

constexpr complex& operator+=(long double other);

(C++20 起)

(2)

complex& operator-=(long double other);

(C++20 前)

constexpr complex& operator-=(long double other);

(C++20 起)

(3)

complex& operator*=(long double other);

(C++20 前)

constexpr complex& operator*=(long double other);

(C++20 起)

(4)

complex& operator/=(long double other);

(C++20 前)

constexpr complex& operator/=(long double other);

(C++20 起)

所有特化

(5)

template<class X> complex& operator+=(const std::complex<X>& other);

(C++20 前)

template<class X> constexpr complex& operator+=(const std::complex<X>& other);

(C++20 起)

(6)

template<class X> complex& operator-=(const std::complex<X>& other);

(C++20 前)

template<class X> constexpr complex& operator-=(const std::complex<X>& other);

(C++20 起)

(7)

template<class X> complex& operator*=(const std::complex<X>& other);

(C++20 前)

template<class X> constexpr complex& operator*=(const std::complex<X>& other);

(C++20 起)

(8)

template<class X> complex& operator/=(const std::complex<X>& other);

(C++20 前)

template<class X> constexpr complex& operator/=(const std::complex<X>& other);

(C++20 起)

为复数算术和复数/标量混合算术实现复合赋值运算符。把标量参数当做复数，它拥有等于参数的实部和设为零的虚部。

1,5) 将 other 加到 *this 。

2,6) 从 *this 减去 other 。

3,7) 将 *this 乘上 other 。

4,8) 以 other 除 *this 。

参数

other

-

匹配类型（ float 、 double 、 long double ）的复数或标量值

返回值

*this

参阅

operator+operator-	对复数运用一元运算符 (函数模板)
operator+operator-operator*operator/	在两个复数，或一个复数与一个标量上进行复数算术运算 (函数模板)