November 2016
Beginner to intermediate
816 pages
19h 58m
Japanese
Content preview from Cクイックリファレンス 第2版
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309
17
章
関数の機能別まとめ
本章では標準ライブラリ関数をそのアプリケーションごとに、関数に共通する機能と相
互の関係を中心に述べる。このまとめは、プログラミングの際に目的にかなった関数を見つ
けるのに役立つだろう。
個別関数の例示を含めた詳細は
18
章に記載した。アルファベット順に並べ
ている。
セキュア関数とも呼ばれるC11の代替境界検査関数の一覧は表17-1と表17-2にある。関
数名は
scanf_s()
のように、
_s
（
secure
のs）で終わる。C実装はセキュア関数をサポートせ
ずに済むことに注意。セキュア関数についての詳細は、「16.2境界検査関数」参照。
17.1
入出力
入出力の詳細は13章で述べた。I/Oストリーム、順次ファイルアクセスおよびランダム
ファイルアクセス、書式指定 I/O、エラー処理について詳しく説明している。したがって、
ここではI/O関数の表で十分だろう。表17-1はヘッダstdio.hで宣言する一般ファイルアク
セス関数を示す。
表17-1 一般ファイルアクセス関数
目的 関数
ファイル改名、削除
rename()
,
remove()
ファイル作成かつ/または開く
fopen()
,
freopen()
,
tmpfile()
,
fopen_s()
,
freopen_s()
,
tmpfile_s()
ファイルを閉じる
fclose()
一意ファイル名生成
tmpnam()
,
tmpnam_s()
ファイルアクセスフラグのクエリまたはクリア
feof()
,
ferror()
,
clearerr() ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.