| lim.inside | R Documentation | 
is the latitude and longitude within the limit?
lim.inside(x, lim)
| x | a numeric matrix of n*2 dimension. | 
| lim | a numeric vector of length 4. | 
a logical vector of length of n, indicates which row in x is within in the limit.
Jason Wen
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.