Determine if a point reside inside a leaflet polygon

Question

Suppose I Draw a polygan using leaflet like in the follow demo: http://leaflet.github.io/Leaflet.draw/

My question is how I can determine if a given point reside ins

Answer 1

I found that none of the above answers worked for counting markers within non-contiguous polygons. Here's an example polygon where the above functions returned 0 markers inside:

For anyone who needs to do that, the Leaflet.PointInPolygon package worked for me: https://github.com/hayeswise/Leaflet.PointInPolygon

It's a bit slow, but it seems to be accurate.