var CheckBoxs = document.getElementById("<%=cblWeek.ClientID %>").getElementsByTagName("input");
var item=CheckBoxs[i];
var CheckBoxs = document.getElementById("<%=cblWeek.ClientID %>").getElementsByTagName("input");
var item=CheckBoxs[i];
转载于:https://www.cnblogs.com/wanshi1989/p/4220543.html