R Under development (unstable) (2023-11-07 r85491 ucrt) -- "Unsuffered Consequences"
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> ##
> ##  m e s h g r i d . R Test suite
> ##
> 
> 
> meshgrid <- pracma::meshgrid
> 
> identical(meshgrid(1:3, 10:14)$X,
+           matrix(rep(c(1:3), each = 5), nr = 5, nc = 3))
[1] TRUE
> identical(meshgrid(1:3, 10:14)$Y, 
+           matrix(rep(10:14, times = 3), nr = 5, nc = 3))
[1] TRUE
> 
> proc.time()
   user  system elapsed 
   0.14    0.01    0.15