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スパッと空のファイルを作成する

Last updated at Posted at 2016-01-20

スパッとつくりたいとき専用。

  • コメントでコンストラクタを使用するとワンライナーで書けるとのことで改訂しました。

改訂版

#include <fstream>

// 一時変数もつくらないので最速っぽい。
std::ofstream(path_to_file);

みじかい!よい!

初回版

#include <fstream>

std::ofstream strm;
strm.open(path_to_file);
strm.close();
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