$(document).ready(function(){ url = "http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png" var map = L.map('map').setView([0, 0], 0); if (typeof(Number.prototype.toRad) === "undefined") { Number.prototype.toRad = function() { return this * Math.PI / 180; } } function getTileURL(lat, lon, zoom) { var xtile = parseInt(Math.floor( (lon + 180) / 360 * (1<<zoom) )); var ytile = parseInt(Math.floor( (1 - Math.log(Math.tan(lat.toRad()) + 1 / Math.cos(lat.toRad())) / Math.PI) / 2 * (1<<zoom) )); return "" + zoom + "/" + xtile + "/" + ytile; } L.tileLayer(url, { maxZoom: 18 }).addTo(map); map.on('click', function (e) { url = getTileURL(e.latlng.lat, e.latlng.lng, map.getZoom()) console.log(url); alert(url); });