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std::valarray::shift

提供: cppreference.com
< cpp‎ | numeric‎ | valarray

 
 
ニューメリックスライブラリ
一般的な数学関数
浮動小数点環境
複素数
数値配列
擬似乱数生成
コンパイル時有理数演算 (C++11)
汎用の数値演算
Original:
Generic numeric operations
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iota(C++11)
accumulate
inner_product
adjacent_difference
partial_sum
 
std::valarray
メンバ関数
Original:
Member functions
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非メンバ関数
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Non-member functions
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ヘルパークラス
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Helper classes
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valarray<T> shift( int count ) const;
位置count要素によってシフトされている要素と同じサイズの新規のvalarrayを返します。 i−countが前の位置であり、各要素の新しい位置がiです。要素にシフトの値はT()です.
Original:
Returns a new valarray of the same size with elements whose positions are shifted by count elements. The new position of each element is i−count where i is the previous position. The value of shifted in elements is T().
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目次

[編集] パラメータ

count -
によって要素をシフトする位置の数
Original:
number of positions to shift the elements by
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[編集] 値を返します

シフトされた要素を持つ結果のvalarray.
Original:
The resulting valarray with shifted elements.
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[編集] ノート

関数はstd::valarrayから別の戻り値型で実装することができます。この場合、交換型は、次のプロパティがあります
Original:
The function can be implemented with the return type different from std::valarray. In this case, the replacement type has the following properties:
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  • constのすべてstd::valarrayメンバ関数が用意されています.
    Original:
    All const member functions of std::valarray are provided.
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  • std::valarraystd::slice_arraystd::gslice_arraystd::mask_arraystd::indirect_array交換タイプから構築することができます.
    Original:
    std::valarray, std::slice_array, std::gslice_array, std::mask_array and std::indirect_array can be constructed from the replacement type.
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  • タイプconst std::valarray&の引数を受け付ける機能は、すべての交換タイプを受け入れる必要があります.
    Original:
    All functions accepting a arguments of type const std::valarray& should also accept the replacement type.
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  • タイプconst std::valarray&の2つの引数を受け入れるすべての機能がconst std::valarray&と交換タイプのすべての組み合わせを受け入れるべき.
    Original:
    All functions accepting two arguments of type const std::valarray& should accept every combination of const std::valarray& and the replacement type.
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[編集]

[編集] も参照してください

valarrayの要素を循環的にシフトした
Original:
circular shift of the elements of the valarray
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(パブリックメンバ関数) [edit]