下面,我试着查看该列表是否包含两个项目
s:doubleselect label="doubleselect test1" name="menu" list="{'fruit','other'}"
doubleName="dishes" doubleList="top == 'fruit' ? {'apple', 'orange'} :
{'monkey', 'chicken'}"
如果列表包含三个或更多项{'fruit','flower','other'}
doubleList
的语法是什么?