echart地图json数据及全国，省，市三级地图下钻示例

/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ !function(t,e){"object"==typeof exports&&"undefined"!=typeof module?e(exports):"function"==typeof define&&define.amd?define(["exports"],e):e(t.echarts={})}(this,function(t){"use strict";function e(t,e){"createCanvas"===t&&(v_=null),g_[t]=e}function i(t){if(null==t||"object"!=typeof t)return t;var e=t,n=l_.call(t);if("[object Array]"===n){if(!O(t)){e=[];for(var o=0,a=t.length;o<a;o++)e[o]=i(t[o])}}else if(s_[n]){if(!O(t)){var r=t.constructor;if(t.constructor.from)e=r.from(t);else{e=new r(t.length);for(var o=0,a=t.length;o<a;o++)e[o]=i(t[o])}}}else if(!r_[n]&&!O(t)&&!M(t)){e={};for(var s in t)t.hasOwnProperty(s)&&(e[s]=i(t[s]))}return e}function n(t,e,o){if(!w(e)||!w(t))return o?i(e):t;for(var a in e)if(e.hasOwnProperty(a)){var r=t[a],s=e[a];!w(s)||!w(r)||y(s)||y(r)||M(s)||M(r)||b(s)||b(r)||O(s)||O(r)?!o&&a in t||(t[a]=i(e[a],!0)):n(r,s,o)}return t}function o(t,e){for(var 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