请问我想让时间控件的时间默认是前两天的08:00:00,应该怎么写公式?
DATEDELTA(TODAY(),-2)+" 08:00:00"
CONCATENATE(DATADELTA($today,-2)," 08:00:00")拼接一下试试
CONCATENATE(datedelta($today,-2)," 08:00:00")