数据集:select * from stscore
where 1=1
${if(len(班级) == 0,"","and classno in ('" + 班级+ "')")}
${if(len(学号) == 0,"","and STUDENTNO in ('" + 学号+ "')")}
学号下拉复选框公式:
if(len($班级)=0,ds1.select(STUDENTNO),eval("ds1.select(STUDENTNO,CLASSNO='"+$班级+"')"))
复选框这里改成这样
为什么要用同一个数据集?