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std::streamsize

提供: cppreference.com
< cpp‎ | io

ヘッダ <ios> で定義
typedef /*unspecified*/ streamsize;
タイプstd::streamsizeは、I / O操作またはI / Oバッファのサイズで転送された文字の数を表すために使用される符号付き整数型です。これは、POSIXタイプstd::size_tに似ssize_tの署名カウンターパートとして使用されている.
Original:
The type std::streamsize is a signed integral type used to represent the number of characters transferred in an I/O operation or the size of an I/O buffer. It is used as a signed counterpart of std::size_t, similar to the POSIX type ssize_t.
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std::strstreambufのコンストラクタを除き、std::streamsizeの負の値が使用されることはありません.
Original:
Except in the constructors of std::strstreambuf, negative values of std::streamsize are never used.
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[編集] 参照

最後の未フォーマットの入力操作によって抽出された文字の数を返します
Original:
returns number of characters extracted by last unformatted input operation
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(std::basic_istreamのパブリックメンバ関数) [edit]
指定された文字が発見されるまで文字を抽出して破棄します
Original:
extracts and discards characters until the given character is found
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(std::basic_istreamのパブリックメンバ関数) [edit]
文字のブロックを抽出します
Original:
extracts blocks of characters
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(std::basic_istreamのパブリックメンバ関数) [edit]
挿入文字のブロックを
Original:
inserts blocks of characters
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(std::basic_ostreamのパブリックメンバ関数) [edit]