Report TRUE
if a patch exists inside the world
's extent, report
FALSE
otherwise.
pExist(world, pxcor, pycor)
# S4 method for worldNLR,numeric,numeric
pExist(world, pxcor, pycor)
WorldMatrix
or worldArray
object.
Integer. Vector of patches pxcor
coordinates. Must be of length 1
or of the same length as pycor
.
Integer. Vector of patches pycor
coordinates. Must be of length 1
or of the same length as pxcor
.
Logical.
Wilensky, U. 1999. NetLogo. http://ccl.northwestern.edu/netlogo/. Center for Connected Learning and Computer-Based Modeling, Northwestern University. Evanston, IL.
w1 <- createWorld(minPxcor = 0, maxPxcor = 9, minPycor = 0, maxPycor = 9)
pExist(world = w1, pxcor = -1, pycor = 2)
#> [1] FALSE