JavaScriptを使って地方と都市の連携を実現する方法

$.ajax({ 'type' : 'POST', 'dataType' : 'json', 'url' : '${rc.contextPath}/crm/merchantMgr/editMerchantBankAccount.htm?method=getBankProvinces', 'success' : function(msg) { bankProvinces = msg; for(var i=0;i"+bankProvinces[i][0]+""); } }, 'cache' : false, 'async' : false });

function getBankCitys(){ $("#key_DSGAcity").empty(); var DSGAprovince=$("#key_DSGAprovince option:selected").text(); $.ajax({ 'type':'POST', 'data': {"province":DSGAprovince}, 'dataType': 'json', 'url':'${rc.contextPath}/crm/merchantMgr/editMerchantBankAccount.htm?method=getBankCities', 'success' : function(msg) { cities = msg; for(var i=0;i"+cities[i][0]+""); } }, }); }

var tVal = '海南省'; if(tVal!=""){$("#key_DSGAprovince").val(tVal);} var tVal = '文昌'; if(tVal!=""){$("#key_DSGAcity").val(tVal);}