where 1=1
${if(核销状态="未核销"," and 核销单号 is null",if(核销状态="已核销"," and 核销单号 is not null",""))}
条件属性,设置行高为0
条件就是 $控件名="已消核"
这样取过滤显示、
根据 核销单号 是否为空