CheckBoxJS选中与反选得到Value

function XuanZe(val) {
    datastr = $("#hid_AID").val();
    var newstr = "";
    if (datastr != "") {
        var str = new Array();
        str = datastr.split(",");
        var newstr = "";
        var bHas=false;
        for (i = 0; i < str.length-1; i++) {
            if (str[i] == val) {
                bHas=true;
            } else {
                alert(newstr);
                newstr = newstr + str[i] + ",";
            }
        }
    } else {
        newstr = val + ",";
    }
   if(bHas==false) {
       
        newstr =newstr+ val + ",";
   }
    $("#hid_AID").val(newstr);
}

hid_AID是一个存放已经选择的ID的hidden

CheckBoxJS选中与反选得到Value

原文：http://www.cnblogs.com/weiying/p/weiying_2014_01_23.html