demand point: the map shows the maps of Tianjin, Beijing and Hebei provinces / municipalities directly under the Central Government;
seeking knowledge: chart.setOption ({
series: [{
type: "map",
map: "china"
}]
});
the map of the whole of China can be drawn here, but the maps of Tianjin, Beijing and Hebei provinces / municipalities cannot be obtained;
chart.setOption ({
series: [{
type: "map",
map: ""
}]
});
you can only get the map of Beijing here, but you can"t get the map of Tianjin, Beijing, and Hebei provinces / municipalities directly under the Central Government.