misszhang 发表于 2021-8-25 15:51
如果月份与日期都要减一呢。

再写一次

var tunc=dateAdd(now(),"dayofyear",-1)
var day1ago=formatDate(tunc,"yyyy-MM-dd")
var mon1ago=formatDate(dateAdd(tunc,"month",-1),"yyyy-MM-dd")

永洪tech-wisiy 发表于 2021-8-25 16:12
var tunc=dateAdd(now(),"dayofyear",-1)
var day1ago=formatDate(tunc,"yyyy-MM-dd")
var mon1ago=formatD ...

好的。谢谢