Bonjour,
J'essaye de générer une séquence de date par pas de 5 minutes. La génération fonctionne très bien sauf qu'elle n'est pas complète. Pour être plus clair voici le code :
et j'obtiens le résultat suivant :
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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4 date_debut = "2009-03-29 00:00:00 PMT" date_fin = "2009-03-30 00:00:00 PMT" jour=seq(as.POSIXlt(date_debut),as.POSIXlt(date_fin),300) jour=format(jour, "%m/%d/%y %H:%M:%S")
A première vu la génération a parfaitement fonctionné, mais si on regarde de plus prêt il y a une erreur. On passe de "03/29/09 01:55:00" à "03/29/09 03:00:00". Où sont passés les date entre ces intervalles ?
Code : Sélectionner tout - Visualiser dans une fenêtre à part
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36 jour [1] "03/29/09 00:00:00" "03/29/09 00:05:00" "03/29/09 00:10:00" "03/29/09 00:15:00" "03/29/09 00:20:00" "03/29/09 00:25:00" "03/29/09 00:30:00" "03/29/09 00:35:00" [9] "03/29/09 00:40:00" "03/29/09 00:45:00" "03/29/09 00:50:00" "03/29/09 00:55:00" "03/29/09 01:00:00" "03/29/09 01:05:00" "03/29/09 01:10:00" "03/29/09 01:15:00" [17] "03/29/09 01:20:00" "03/29/09 01:25:00" "03/29/09 01:30:00" "03/29/09 01:35:00" "03/29/09 01:40:00" "03/29/09 01:45:00" "03/29/09 01:50:00" "03/29/09 01:55:00" [25] "03/29/09 03:00:00" "03/29/09 03:05:00" "03/29/09 03:10:00" "03/29/09 03:15:00" "03/29/09 03:20:00" "03/29/09 03:25:00" "03/29/09 03:30:00" "03/29/09 03:35:00" [33] "03/29/09 03:40:00" "03/29/09 03:45:00" "03/29/09 03:50:00" "03/29/09 03:55:00" "03/29/09 04:00:00" "03/29/09 04:05:00" "03/29/09 04:10:00" "03/29/09 04:15:00" [41] "03/29/09 04:20:00" "03/29/09 04:25:00" "03/29/09 04:30:00" "03/29/09 04:35:00" "03/29/09 04:40:00" "03/29/09 04:45:00" "03/29/09 04:50:00" "03/29/09 04:55:00" [49] "03/29/09 05:00:00" "03/29/09 05:05:00" "03/29/09 05:10:00" "03/29/09 05:15:00" "03/29/09 05:20:00" "03/29/09 05:25:00" "03/29/09 05:30:00" "03/29/09 05:35:00" [57] "03/29/09 05:40:00" "03/29/09 05:45:00" "03/29/09 05:50:00" "03/29/09 05:55:00" "03/29/09 06:00:00" "03/29/09 06:05:00" "03/29/09 06:10:00" "03/29/09 06:15:00" [65] "03/29/09 06:20:00" "03/29/09 06:25:00" "03/29/09 06:30:00" "03/29/09 06:35:00" "03/29/09 06:40:00" "03/29/09 06:45:00" "03/29/09 06:50:00" "03/29/09 06:55:00" [73] "03/29/09 07:00:00" "03/29/09 07:05:00" "03/29/09 07:10:00" "03/29/09 07:15:00" "03/29/09 07:20:00" "03/29/09 07:25:00" "03/29/09 07:30:00" "03/29/09 07:35:00" [81] "03/29/09 07:40:00" "03/29/09 07:45:00" "03/29/09 07:50:00" "03/29/09 07:55:00" "03/29/09 08:00:00" "03/29/09 08:05:00" "03/29/09 08:10:00" "03/29/09 08:15:00" [89] "03/29/09 08:20:00" "03/29/09 08:25:00" "03/29/09 08:30:00" "03/29/09 08:35:00" "03/29/09 08:40:00" "03/29/09 08:45:00" "03/29/09 08:50:00" "03/29/09 08:55:00" [97] "03/29/09 09:00:00" "03/29/09 09:05:00" "03/29/09 09:10:00" "03/29/09 09:15:00" "03/29/09 09:20:00" "03/29/09 09:25:00" "03/29/09 09:30:00" "03/29/09 09:35:00" [105] "03/29/09 09:40:00" "03/29/09 09:45:00" "03/29/09 09:50:00" "03/29/09 09:55:00" "03/29/09 10:00:00" "03/29/09 10:05:00" "03/29/09 10:10:00" "03/29/09 10:15:00" [113] "03/29/09 10:20:00" "03/29/09 10:25:00" "03/29/09 10:30:00" "03/29/09 10:35:00" "03/29/09 10:40:00" "03/29/09 10:45:00" "03/29/09 10:50:00" "03/29/09 10:55:00" [121] "03/29/09 11:00:00" "03/29/09 11:05:00" "03/29/09 11:10:00" "03/29/09 11:15:00" "03/29/09 11:20:00" "03/29/09 11:25:00" "03/29/09 11:30:00" "03/29/09 11:35:00" [129] "03/29/09 11:40:00" "03/29/09 11:45:00" "03/29/09 11:50:00" "03/29/09 11:55:00" "03/29/09 12:00:00" "03/29/09 12:05:00" "03/29/09 12:10:00" "03/29/09 12:15:00" [137] "03/29/09 12:20:00" "03/29/09 12:25:00" "03/29/09 12:30:00" "03/29/09 12:35:00" "03/29/09 12:40:00" "03/29/09 12:45:00" "03/29/09 12:50:00" "03/29/09 12:55:00" [145] "03/29/09 13:00:00" "03/29/09 13:05:00" "03/29/09 13:10:00" "03/29/09 13:15:00" "03/29/09 13:20:00" "03/29/09 13:25:00" "03/29/09 13:30:00" "03/29/09 13:35:00" [153] "03/29/09 13:40:00" "03/29/09 13:45:00" "03/29/09 13:50:00" "03/29/09 13:55:00" "03/29/09 14:00:00" "03/29/09 14:05:00" "03/29/09 14:10:00" "03/29/09 14:15:00" [161] "03/29/09 14:20:00" "03/29/09 14:25:00" "03/29/09 14:30:00" "03/29/09 14:35:00" "03/29/09 14:40:00" "03/29/09 14:45:00" "03/29/09 14:50:00" "03/29/09 14:55:00" [169] "03/29/09 15:00:00" "03/29/09 15:05:00" "03/29/09 15:10:00" "03/29/09 15:15:00" "03/29/09 15:20:00" "03/29/09 15:25:00" "03/29/09 15:30:00" "03/29/09 15:35:00" [177] "03/29/09 15:40:00" "03/29/09 15:45:00" "03/29/09 15:50:00" "03/29/09 15:55:00" "03/29/09 16:00:00" "03/29/09 16:05:00" "03/29/09 16:10:00" "03/29/09 16:15:00" [185] "03/29/09 16:20:00" "03/29/09 16:25:00" "03/29/09 16:30:00" "03/29/09 16:35:00" "03/29/09 16:40:00" "03/29/09 16:45:00" "03/29/09 16:50:00" "03/29/09 16:55:00" [193] "03/29/09 17:00:00" "03/29/09 17:05:00" "03/29/09 17:10:00" "03/29/09 17:15:00" "03/29/09 17:20:00" "03/29/09 17:25:00" "03/29/09 17:30:00" "03/29/09 17:35:00" [201] "03/29/09 17:40:00" "03/29/09 17:45:00" "03/29/09 17:50:00" "03/29/09 17:55:00" "03/29/09 18:00:00" "03/29/09 18:05:00" "03/29/09 18:10:00" "03/29/09 18:15:00" [209] "03/29/09 18:20:00" "03/29/09 18:25:00" "03/29/09 18:30:00" "03/29/09 18:35:00" "03/29/09 18:40:00" "03/29/09 18:45:00" "03/29/09 18:50:00" "03/29/09 18:55:00" [217] "03/29/09 19:00:00" "03/29/09 19:05:00" "03/29/09 19:10:00" "03/29/09 19:15:00" "03/29/09 19:20:00" "03/29/09 19:25:00" "03/29/09 19:30:00" "03/29/09 19:35:00" [225] "03/29/09 19:40:00" "03/29/09 19:45:00" "03/29/09 19:50:00" "03/29/09 19:55:00" "03/29/09 20:00:00" "03/29/09 20:05:00" "03/29/09 20:10:00" "03/29/09 20:15:00" [233] "03/29/09 20:20:00" "03/29/09 20:25:00" "03/29/09 20:30:00" "03/29/09 20:35:00" "03/29/09 20:40:00" "03/29/09 20:45:00" "03/29/09 20:50:00" "03/29/09 20:55:00" [241] "03/29/09 21:00:00" "03/29/09 21:05:00" "03/29/09 21:10:00" "03/29/09 21:15:00" "03/29/09 21:20:00" "03/29/09 21:25:00" "03/29/09 21:30:00" "03/29/09 21:35:00" [249] "03/29/09 21:40:00" "03/29/09 21:45:00" "03/29/09 21:50:00" "03/29/09 21:55:00" "03/29/09 22:00:00" "03/29/09 22:05:00" "03/29/09 22:10:00" "03/29/09 22:15:00" [257] "03/29/09 22:20:00" "03/29/09 22:25:00" "03/29/09 22:30:00" "03/29/09 22:35:00" "03/29/09 22:40:00" "03/29/09 22:45:00" "03/29/09 22:50:00" "03/29/09 22:55:00" [265] "03/29/09 23:00:00" "03/29/09 23:05:00" "03/29/09 23:10:00" "03/29/09 23:15:00" "03/29/09 23:20:00" "03/29/09 23:25:00" "03/29/09 23:30:00" "03/29/09 23:35:00" [273] "03/29/09 23:40:00" "03/29/09 23:45:00" "03/29/09 23:50:00" "03/29/09 23:55:00" "03/30/09 00:00:00"
Impossible de savoir pourquoi. Si vous avez une explication, je vous remercie d'avance.
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