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Determine the boundaries of the requested GBIF data

Source: R/spat_boundary_to_wkt.R
boundary_to_WKT.Rd

This function constructs a Well-Known Text (WKT) string representing a polygon that outlines the specified boundaries. It is used to define the area of interest for downloading GBIF data through the rgbif::pred_within() function.

Usage

boundary_to_wkt(left = NULL, right = NULL, bottom = NULL, top = NULL)

Arguments

left, right, bottom, top

Numeric, the left, right, bottom, and top boundary of the area.

Value

A character string representing the WKT of the polygon that outlines the specified boundaries.

Author

Ahmed El-Gabbas

Examples

boundary_to_wkt(left = 20, right = 30, bottom = 40, top = 50)
#> [1] "POLYGON((20 40,30 40,30 50,20 50,20 40))"