genGetDates: Return the capturing date from the name of a raster layer
| genGetDates | R Documentation |
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 |
|
... |
arguments for nested functions:
|
Details
The function reads a date from a character class object in year-julian
("YYYYJJJ") format and returns a Date class object.
Value
a Date class object with the date of the image or character class,
if format argument is used.
Examples
img <- matrix(1:16, ncol = 4, byrow = TRUE)
r <- raster(img)
names(r) <- c("RandomImage_2018034")
spplot(r)
genGetDates(names(r), format = "%Y%j")
