Read data files in Station Exchange Format version 1.0.0
read_sef(file = file.choose(), all = FALSE)A data frame with up to 9 variables, depending on whether
all is set to TRUE.
The variables are: variable code, year, month, day, hour, minute,
value, period, metadata.
Character string giving the path of the SEF file.
If FALSE (the default), omit the columns 'Period' and 'Meta' (also 'Hour' and 'Minute' for non-instantaneous data)
Yuri Brugnara