Need to determine if a point is inside a polygon in javascript? the turf.booleanPointInPolygon
function makes it easy!
🔹 what it does:
it checks whether a given point is inside (or on the boundary of) a polygon.
🔹 how to use it:
import booleanPointInPolygon from "@turf/boolean-point-in-polygon"; import { point, polygon } from "@turf/helpers"; const pt = point([2, 2]); const poly = polygon([ [ [0, 0], [4, 0], [4, 4], [0, 4], [0, 0], ], ]); const isInside = booleanPointInPolygon(pt, poly); console.log(isInside); // true ✅