RGISTools (version 0.9.7)

genGetDates: Return the capturing date from the name of a raster layer

Description

genGetDates extracts the date of one or several images when the name of the layer includes the date in the "YYYYJJJ" format.

Usage

genGetDates(str, ...)

Arguments

str

character argument containing the date in julian format "YYYYJJJ".

...

arguments for nested functions:

• format the format of the date being returned.

Value

a Date class object with the date of the image.

Details

The function reads a date from a character class object in year-julian ("YYYYJJJ") format and returns a Date class object.

Examples

# NOT RUN {
img <- matrix(1:16, ncol = 4, byrow = TRUE)
r <- raster(img)
names(r) <- c("RandomImage_2018034")

spplot(r)
genGetDates(names(r), format = "%Y%j")

# }