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turf-inside
Advanced tools
turf inside module
turf.inside(point, polygon)
Takes a Point and a Polygon or MultiPolygon and determines if the point resides inside the polygon. The polygon can be convex or concave. The function accounts for holes.
parameter | type | description |
---|---|---|
point | Feature.<Point> | input point |
polygon | Feature.<Polygon | MultiPolygon> |
var pt1 = {
"type": "Feature",
"properties": {
"marker-color": "#f00"
},
"geometry": {
"type": "Point",
"coordinates": [-111.467285, 40.75766]
}
};
var pt2 = {
"type": "Feature",
"properties": {
"marker-color": "#0f0"
},
"geometry": {
"type": "Point",
"coordinates": [-111.873779, 40.647303]
}
};
var poly = {
"type": "Feature",
"properties": {},
"geometry": {
"type": "Polygon",
"coordinates": [[
[-112.074279, 40.52215],
[-112.074279, 40.853293],
[-111.610107, 40.853293],
[-111.610107, 40.52215],
[-112.074279, 40.52215]
]]
}
};
var features = {
"type": "FeatureCollection",
"features": [pt1, pt2, poly]
};
//=features
var isInside1 = turf.inside(pt1, poly);
//=isInside1
var isInside2 = turf.inside(pt2, poly);
//=isInside2
Returns Boolean
, true
if the Point is inside the Polygon; false
if the Point is not inside the Polygon
Requires nodejs.
$ npm install turf-inside
$ npm test
FAQs
turf inside module
The npm package turf-inside receives a total of 12,920 weekly downloads. As such, turf-inside popularity was classified as popular.
We found that turf-inside demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 9 open source maintainers collaborating on the project.
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