你好 可参考
http://iclient.supermap.io/examples/leaflet/editor.html#01_mapQueryByDistance，
也可参考，leaflet官网：mark例子
L.marker([51.5, -0.09]).addTo(map) .bindPopup('A pretty CSS3 popup.<br> Easily customizable.') .openPopup();
https://leafletjs.com/index.html 搜索marker
