jquery 获取ifream内数据 传输二维数组到后端

获取ifream内数据

var cus      = $(".layui-layer-content iframe").contents().children();
var ids      = cus.find('#ids').val()

将二维数组拼接成字符串进行传递
var jsonstr='[';
for (i = 0; i < len; ) {
     var datetime =  cus.find('.date_times').eq(i).val();
    if(cus.find("#"+datetime+" .rules_c").is(':checked') == true){
        rules_c = 1;
    }else{
        rules_c = 0;
    }
    if(cus.find("#"+datetime+" .rules_x").is(':checked') == true){
        rules_x = 1;
    }else{
        rules_x = 0;
    }
    if(cus.find("#"+datetime+" .rules_p").is(':checked') == true){
        rules_p = 1;
    }else{
        rules_p = 0;
    }
    if(cus.find("#"+datetime+" .rules_t").is(':checked') == true){
        rules_t = 1;
    }else{
        rules_t = 0;
    }
    if(cus.find("#"+datetime+" .rules_u").is(':checked') == true){
        rules_u = 1;
    }else{
        rules_u = 0;
    }

    //筹码规则
    rule_ch = cus.find("#"+datetime+" .chip_ru option:selected").val();
    //消费规则
    x_order_num = cus.find("#"+datetime+" .x_order_num").val();
    x_order_total = cus.find("#"+datetime+" .x_order_total").val();
    x_starttime = cus.find("#"+datetime+" .x_starttime option:selected").val();
    x_endtime = cus.find("#"+datetime+" .x_endtime option:selected").val();
    //平台规则
    p_order_num = cus.find("#"+datetime+" .p_order_num").val();
    p_order_total = cus.find("#"+datetime+" .p_order_total").val();
    p_starttime = cus.find("#"+datetime+" .p_starttime option:selected").val();
    p_endtime = cus.find("#"+datetime+" .p_endtime option:selected").val();
    //时间规则
    start = cus.find("#"+datetime+" .start").val();
    end = cus.find("#"+datetime+" .end").val();
    t_starttime = cus.find("#"+datetime+" .t_starttime option:selected").val();
    t_endtime = cus.find("#"+datetime+" .t_endtime option:selected").val();
    //用户规则
    ustart   = cus.find("#"+datetime+" .ustart").val();
    uend     = cus.find("#"+datetime+" .uend").val();

    is_first = cus.find('#'+datetime+' input[name="is_first"]:checked ').val();

    jsonstr+='{"datetime":"'+datetime+'", "rules_c":"'+rules_c+'", "rules_x":"'+rules_x+'","rules_p":"'+rules_p+'","rules_t":"'+rules_t+'","rules_u":"'+rules_u+'",' +
        '"rule_ch":"'+rule_ch+'","x_order_num":"'+x_order_num+'","x_order_total":"'+x_order_total+'","x_starttime":"'+x_starttime+'","x_endtime":"'+x_endtime+'",' +
        '"p_order_num":"'+p_order_num+'","p_order_total":"'+p_order_total+'","p_starttime":"'+p_starttime+'","p_endtime":"'+p_endtime+'",' +
        '"start":"'+start+'","end":"'+end+'","t_starttime":"'+t_starttime+'","t_endtime":"'+t_endtime+'","ustart":"'+ustart+'","uend":"'+uend+'","is_first":"'+is_first+'"},';

    date_time += cus.find('.date_times').eq(i).val()+ ",";
    moneys += cus.find('.moneys').eq(i).val()+ ",";
    chiprules += cus.find('.chiprules').eq(i).val()+ ",";
    i++
}

jsonstr=jsonstr.substring(0,jsonstr.length-1);
jsonstr+=']';
// var special_id = cus.find('#special_id').val()
layer.confirm('确定提交吗？', function (index) {
    $.post('add_dividend', {g_id:ids,rule:jsonstr, date_time:date_time,money:moneys}, function(res){
        if(res.code == 200){
            layui.layer.msg(res.msg);
            setTimeout(function() {
                layer.closeAll('iframe');
                table.reload('idTest');
            },1000)
        }else{
            layui.layer.msg(res.msg);
            setTimeout(function() {
                layer.closeAll('iframe');
                table.reload('idTest');
            },1000)
        }
    }, 'json');
})