execScript('n = DateDiff("d","11/23/2007","2002-11-27")','vbscript'); alert(n);//根据N值是否大于零即可判断两个日期的前后 判断n数值,对于日期格式不同的也同样有效 转载于:https://www.cnblogs.com/treeyh/archive/2007/11/16/961279.html