Remove particular GMSMarker from GMSMapview using Google Map sdk in ios

Question

I am integrating google maps sdk. Its all work fine. But how to remove particular Marker(Pin Point) when second will appear.(I am not using Mapkit)

I want the following:

Answer 1

To remove a particular pin from GMSMapView keep reference of pin (if there are multiple then use array) then use this code

currLocMarker.map  = nil;

To remove all things including pins poly lines from GMSMapView use this code

[ _mapView clear];