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Ingy döt Net 2023-07-01 11:58:00 -04:00
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Task/Date-manipulation/R/date-manipulation.r Normal file
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time <- strptime("March 7 2009 7:30pm EST", "%B %d %Y %I:%M%p %Z") # "2009-03-07 19:30:00"
isotime <- ISOdatetime(1900 + time$year, time$mon, time$mday,
time$hour, time$min, time$sec, "EST") # "2009-02-07 19:30:00 EST"
twelvehourslater <- isotime + 12 * 60 * 60 # "2009-02-08 07:30:00 EST"
timeincentraleurope <- format(isotime, tz="CET", usetz=TRUE) #"2009-02-08 01:30:00 CET"