We need to disable duplicated world maps at the left and right side of the main world map, which is showing by default. Problem is that we need exact zoom level there and someti
You will disable the noWrap property of your TiledLayer (which extends GridLayer). Documentation here
noWrap
TiledLayer
GridLayer
var layer = new L.tileLayer("http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png", { noWrap: true });