在main.js中添加以下代码
delete L.Icon.Default.prototype._getIconUrl
L.Icon.Default.mergeOptions({
iconRetinaUrl: require('leaflet/dist/images/marker-icon-2x.png'),
iconUrl: require('leaflet/dist/images/marker-icon.png'),
shadowUrl: require('leaflet/dist/images/marker-shadow.png'),
iconSize: [16, 26], // 修改图标大小(默认是 [25, 41])
iconAnchor: [8, 26], // 调整图标锚点(根据新尺寸居中)
shadowSize: [26, 26], // 修改阴影大小(默认是 [41, 41])
popupAnchor: [0, -26], // 调整弹窗位置锚点
tooltipAnchor: [0, 12], // 调整提示信息位置锚点
})