count(UNIQUEARRAY(MAPARRAY(SPLIT($cs,","),left(item,4))))=1
编辑结束事件
var aa = this.getValue();
let array = [];
for (let i = 0; i < aa.length; i++) {
// 处理每个元素
array.push(aa[i].substring(0, 4));
}
let newarray = Array.from(new Set(array))
if (newarray.length > 1) {
alert("跨年了,重新选择!");
this.setValue("");