Get day identifier

vpr_day(x)

Arguments

x

A string specifying the directory and file name of the size file

Value

A string of only the day identifier (i.e., "dXXX")

Author

K Sorochan

Examples

day_string <- 'C:/data/cruise/autoid/Calanus/d000/h00'
vpr_day(day_string)
#> [[1]]
#> [1] "d000"
#>