javascript生成json数据解决办法分享

//定义对象
var finalInfo = new Object();
//为对象赋值
finalInfo.purchaseInfoId = '';
finalInfo.purchaseMethodType = '';
finalInfo.contact = '';
finalInfo.contactTel = '';
finalInfo.bidInfoStr = '';
//将对象转换为json格式
var finalInfoStr = JSON.stringify(finalInfo);