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