在HTML中使用下拉列表框
这很可能会帮助您: http : //www.javascriptkit.com/javatutors/datedifference.shtml
Math.ceil((selecteddate.getTime()-today.getTime())/(1000 * 60 * 60 * 24)
The technical post webpages of this site follow the CC BY-SA 4.0 protocol. If you need to reprint, please indicate the site URL or the original address.Any question please contact:yoyou2525@163.com.