質問編集履歴
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@@ -38,4 +38,8 @@
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omsec += ndate.Millisecounds;
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uint64_t diff = nmsec - omsec;
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## 開発環境
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OS：Windows10
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ツール：Visual Studio2010 Professional
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@@ -3,6 +3,7 @@
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何か円滑に割り出す方法はないでしょうか。
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```C++
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// 構造体
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struct STDATE
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{
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uint8_t Year; ///< 年 0~n 1970年+n年
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uint8_t Seconds; ///< 秒 0～59
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uint16_t MilliSeconds; ///< ミリ秒 0～999
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};
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```
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```C++
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//ミリ秒変換サンプル
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STDATE odate = 先データファイル読み込み;
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STDATE ndate = 後データファイル読み込み;
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uint64_t omsec = 0;
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omsec += odate.Year * 12 * 31 * 24 * 60 * 60 * 1000
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omsec += odate.Month * 31 * 24 * 60 * 60 * 1000
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omsec += odate.Day * 24 * 60 * 60 * 1000
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omsec += odate.Hour * 60 * 60 * 1000
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omsec += odate.Minutes * 60 * 1000
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omsec += odate.secounds * 1000;
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omsec += odate.Millisecounds;
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uint64_t nmsec = 0;
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omsec += ndate.Year * 12 * 31 * 24 * 60 * 60 * 1000
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omsec += ndate.Month * 31 * 24 * 60 * 60 * 1000
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omsec += ndate.Day * 24 * 60 * 60 * 1000
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omsec += ndate.Hour * 60 * 60 * 1000
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omsec += ndate.Minutes * 60 * 1000
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omsec += ndate.secounds * 1000;
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omsec += ndate.Millisecounds;
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uint64_t diff = nmsec - omsec;
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```
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