省份与城市的二级级联 用javascript实现答:330683|嵊州市,330700|金华市,330701|市辖区,330702|婺城区,330703|金东区,330723|武义县,330726|浦江县,330727|磐安县,330781|兰溪市,330782|义乌市,330783|东阳市,330784|永康市,330800|衢州市,330801|市辖区,330802|柯城区,330803|衢江区,330822|常山县,330824|开化县,330825|龙游县,330881|江山市,330900|舟山...