In R programming, difference between two dates can be determined by using basic function julian()
and passing date object as the parameter in the function. It ignores the leap-seconds.
Syntax: julian(x, origin)
Parameters:
x: represents date object
origin: represents another date object from where difference has to be computed
Example 1:
# Define date objects x <- as.Date ( "2020-06-18" )
origin_date <- as.Date ( "2015-05-01" )
# Difference between dates julian (x, origin_date)
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Output:
[1] 1875 attr(, "origin") [1] "2015-05-01"
Example 2:
# Define date objects x <- as.Date ( "2020-06-18" )
origin_date <- as.Date ( "1920-06-18" )
# Find difference between dates julian (x, origin_date)
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Output:
[1] 36525 attr(, "origin") [1] "1920-06-18"
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