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      std::ios_base::width

      提供: cppreference.com
      < cpp‎ | io‎ | ios base

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      streamsize width()const;
      		 (1)
      streamsize width( streamsize new_width );
      		 (2)

      Manages the minimum number of characters to generate on certain output conversions.

      1) Returns the current field width.

      2)
      指定されたものに精度を設定します.
      Original:
      Sets the precision to the given one.
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      目次

      [編集]パラメータ

      new_width - new field width setting

      [編集]値を返します

      the field width before the call to the function

      [編集]例

      This section is incomplete
      Reason: no example

      [編集]参照

      浮動小数点演算の小数点以下の桁数を管理しています
      Original:
      manages decimal precision of floating point operations
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