How to track the loading of the yandex api map?

Question

Yandex maps

By default, I have a map display none; when I click on li with cities, it appears, the fact is that if the map does not have time to load geocoding does not work, how can I track the loading of the map

Answer 1

This is the very first example you should have found, withymaps.ready

ymaps.ready(function(){
                var myMap = new ymaps.Map("map", {
                        center:[55.76, 37.64], // Москва
                        zoom:2
                    });
             });