Extract or guess the Start of a Hydrological Year
Retrieve the start of a hydrological year either from the attributes or from the column 'hyear' of an object of class lfobj.
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hyear_start(x, abbreviate = FALSE) ## S3 method for class 'data.frame' hyear_start(x, abbreviate = FALSE) ## S3 method for class 'xts' hyear_start(x, abbreviate = FALSE) hyear_start(x) <- value ## S3 replacement method for class 'xts' hyear_start(x) <- value ## S3 replacement method for class 'lfobj' hyear_start(x) <- value
object of which the start of the hydrological year should be determined.
logical. Should the names be abbreviated?
numeric vector of length one. Month in which the hydrological year starts.
If a valid start of an hydrological year is found in the attributes, it is returned. Otherwise if a column hyear exists, it is used. If this is note possible the integer number one is returned (for January) and a warning is issued.
a vector of length one, either of type character (
abbreviate = TRUE) or numeric.
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