js获取url传递参数

父页面

url = "${pageContext.request.contextPath}/elecmanager/carrierfee/toCarrierFeeDetialJsp.do?carrierCode=" + row.carrierCode;

子页面获取值

//获取URL传递参数
function getQueryString(name) {
var reg = new RegExp('(^|&)' + name + '=([^&]*)(&|$)', 'i');
var r = window.location.search.substr(1).match(reg);
if (r != null) {
return unescape(r[2]);
}
return null;
}
alert(getQueryString('carrierCode'));