compareCRS: Partially compare two CRS objects

In raster: Geographic Data Analysis and Modeling

Description

Compare CRS objects

Usage

compareCRS(x, y, unknown=FALSE, verbatim=FALSE, verbose=FALSE)

Arguments

x	CRS object, or object from which it can be extracted with projection, or PROJ.4 format character string
y	same as x
unknown	logical. Return TRUE if x or y is TRUE
verbatim	logical. If TRUE compare x and y, verbatim (not partially)
verbose	logical. If TRUE, messages about the comparison may be printed

Value

logical

See Also

sp::identicalCRS, crs

Examples

 
compareCRS("+proj=lcc +lat_1=48 +lat_2=33 +lon_0=-100 +ellps=WGS84",
  "+proj=longlat +datum=WGS84")
compareCRS("+proj=longlat +datum=WGS84 +no_defs +ellps=WGS84 +towgs84=0,0,0",
  "+proj=longlat +datum=WGS84")
compareCRS("+proj=longlat +datum=WGS84 +no_defs +ellps=WGS84 +towgs84=0,0,0", 
  "+proj=longlat +datum=WGS84", verbatim=TRUE)
compareCRS("+proj=longlat +datum=WGS84", NA)
compareCRS("+proj=longlat +datum=WGS84", NA, unknown=TRUE)

raster documentation built on Jan. 5, 2021, 3:01 a.m.