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densities
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std::atan2
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std::begin(std::valarray)
std::bernoulli_distribution
std::bernoulli_distribution::bernoulli_distribution
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std::lrint
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std::shuffle_order_engine::seed
std::shuffle_order_engine::shuffle_order_engine
std::signbit
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std::sin(std::valarray)
std::sinh
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std::sinh(std::valarray)
std::slice
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std::srand
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std::subtract_with_carry_engine
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std::subtract_with_carry_engine::max
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std::subtract_with_carry_engine::seed
std::subtract_with_carry_engine::subtract_with_carry_engine
std::swap(std::valarray)
std::tan
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std::tan(std::valarray)
std::tanh
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std::tgamma
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std::uniform_int_distribution
std::uniform_int_distribution::a
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std::uniform_int_distribution::min
std::uniform_int_distribution::param
std::uniform_int_distribution::reset
std::uniform_int_distribution::uniform_int_distribution
std::uniform_real_distribution
std::uniform_real_distribution::a
std::uniform_real_distribution::max
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std::uniform_real_distribution::reset
std::uniform_real_distribution::uniform_real_distribution
std::valarray
std::valarray::apply
std::valarray::cshift
std::valarray::max
std::valarray::min
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std::valarray::operators
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std::valarray::swap
std::weibull_distribution
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std::weibull_distribution::min
std::weibull_distribution::param
std::weibull_distribution::reset
std::weibull_distribution::weibull_distribution
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std::valarray::valarray

STD：：valArray：：valArray

valarray((1)​
explicit valarray( std::size_t count (2)​
valarray( const T& val, std::size_t count (3)​
valarray( const T* vals, std::size_t count (4)​
valarray( const valarray& other (5)​
valarray( valarray&& other (6)(since C++11)
valarray( const std::slice_array<T>& (7)​
valarray( const std::gslice_array<T>& (8)​
valarray( const std::mask_array<T>& (9)​
valarray( const std::indirect_array<T>& (10)​
valarray( std::initializer_list<T> il (11)(since C++11)

从各种来源构造新的数字数组。

1%29默认构造函数。构造一个空的数字数组。

2%29构造一个数字数组count值初始化元素的副本。

3%29构造一个数字数组count副本val...

4%29构造一个数字数组，其副本为count指向的数组的值。vals如果此数组包含的内容少于count值时，行为是未定义的。

5%29复制构造函数。的内容的副本构造数字数组。other...

6%29移动构造函数。的内容构造容器。other使用移动语义。

7-10%29转换构造函数将相应的数据结构转换为valarray...

11%29使用初始化程序列表的内容构造数字数组。il...

参数

count-the number of elements to construct
val-the value to initialize the elements with
vals-pointer to a C array to use as source to initialize the contents
other-another numeric array to use as source to initialize the contents
il-initializer list to initialize the elements with

例外

1-5%29%280%29

6%29

noexcept规格：

noexcept

7-11%29%280%29

 © cppreference.com

在CreativeCommonsAttribution下授权-ShareAlike未移植许可v3.0。

http：//en.cpPreference.com/w/cpp/数值/valArray/valArray

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