JSFiddle - React, Tailwind, and code Playground
HTML
<script src="http://maps.googleapis.com/maps/api/js"></script>
JavaScript
var buf = [];
var pos1 = new google.maps.LatLng(1, 2); buf.push(pos1);
var pos2 = new google.maps.LatLng(3, 4); buf.push(pos2);
var pos3 = new google.maps.LatLng(5, 6); buf.push(pos3);
//initialize a new object here
var pos4 = new google.maps.LatLng(3, 4);
if ( pos2.LatLng == pos4.LatLng )
alert("yes");
else
alert("no");