如何将:
123456789，123456789，978645312
按行“，”进行分割，加入数组
再逐一写入到输入框

"1，34，467979".split("，")

var arrays="123456789，123456789，978645312".split("，");
arrays.forEach(element => {
var title = element;
ui.myText.setText(title);
});

txt.replace("，","\n");