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      std::fill

      提供: cppreference.com
      < cpp‎ | algorithm

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      C++
       
      アルゴリズムライブラリ
      機能します
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      Functions
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      シーケンス動作を非改変
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      Non-modifying sequence operations
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      シーケンス動作を変更する
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      Modifying sequence operations
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      操作を仕切る
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      Partitioning operations
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      （ソートされた範囲で）ソート操作
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      Sorting operations (on sorted ranges)
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      バイナリ検索操作（ソート範囲で）
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      Binary search operations (on sorted ranges)
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      （ソートされた範囲で）操作を設定します
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      Set operations (on sorted ranges)
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      ヒープ操作
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      Heap operations
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      最小値/最大値操作
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      Minimum/maximum operations
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      数値演算
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      Numeric operations
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      Cライブラリ
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      C library
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      Defined in header <algorithm>
      template<class ForwardIt, class T >
      void fill( ForwardIt first, ForwardIt last, const T& value );
      レンジvalue内の要素に与え[first, last)を代入.
      Original:
      Assigns the given value to the elements in the range [first, last).
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      目次

      [編集]パラメータ

      first, last -
      変更する要素の範囲
      Original:
      the range of elements to modify
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      value -
      値が割り当てられる
      Original:
      the value to be assigned
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      型の要件
      -
      ForwardIt は ForwardIterator

      の要求を満足しなければなりません。

      [編集]値を返します

      (なし)

      [編集]複雑性

      まさにlast - first割り当て.
      Original:
      Exactly last - first assignments.
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      [編集]可能な実装

      template<class ForwardIt, class T >void fill(ForwardIt first, ForwardIt last, const T& value){for(; first != last;++first){*first = value;}}

      [編集]例

      次のコードは、-1までの整数のベクトルのすべての要素を設定するfill()使用しています
      Original:
      The following code uses fill() to set all of the elements of a vector of integers to -1:
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      このコードを実行します
      #include <algorithm>#include <vector>#include <iostream>   int main(){int data[]={0, 1, 2, 3, 4, 5, 6, 7, 8, 9}std::vector<int> v1(data, data+10);   std::fill(v1.begin(), v1.end(), -1);   for(vector<int>::iterator it = v1.begin(); it != v1.end();++it){std::cout<<*it <<" ";}std::cout<<"\n";}

      出力: 

      -1 -1 -1 -1 -1 -1 -1 -1 -1 -1

      [編集]参照

      要素の数に値を代入します
      Original:
      assigns a value to a number of elements
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      (関数テンプレート)[edit]
      範囲内の関数の結果を保存します
      Original:
      saves the result of a function in a range
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      (関数テンプレート)[edit]
      ある範囲の要素に関数が適用されます
      Original:
      applies a function to a range of elements
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      (関数テンプレート)[edit]
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