var map = L.map('map').setView([20, 0], 2); // 中心点和缩放
L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
attribution: '© OpenStreetMap contributors'
}).addTo(map);
var cases = [
{ name: "卓扬在中国", coords: [23.1135, 114.4107] },
{ name: "卓扬在美国", coords: [37.0902, -95.7129] },
{ name: "卓扬在澳大利亚", coords: [-25.2744, 133.7751] },
{ name: "卓扬在俄罗斯", coords: [55.7558, 37.6176] },
{ name: "卓扬在欧洲", coords:[49.8597,9.9019] },
{ name: "卓扬在日本", coords: [35.6895, 139.6917] },
{ name: "卓扬在非洲", coords: [0.2541, 31.9928] },
{ name: "卓扬在加拿大", coords: [45.4247, -75.6950] },
{ name: "卓扬在南美洲", coords: [-23.2178, -59.0957] }
];
cases.forEach(function(item){
var marker = L.marker(item.coords).addTo(map);
marker.bindPopup(item.name);
marker.on('mouseover', function(e){
this.openPopup();
});
marker.on('mouseout', function(e){
this.closePopup();
});
});