search for: nonleap

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2013 Dec 02
1
Days to solstice calculation
...[g])== TRUE){ Winter[g] <- NA Summer[g] <- NA } } #Days until solstice if (solstice =='S'){Countdown <- Summer - (strptime(date, "%Y-%m-%d")$yday+2)} if (solstice =='W'){Countdown <- Winter - (strptime(a, "%Y-%m-%d")$yday+2)} return(Countdown) } Nonleap <- TillSolstice(seq(as.Date("2007/1/1"), as.Date("2007/12/31"), by = "1 day"), solstice = 'S') Leap <- TillSolstice(seq(as.Date("2008/1/1"), as.Date("2008/12/31"), by = "1 day"), solstice = 'S') head(Nonleap) tail(Non...