动太判断表单元素是否为空

Question

function checks(theform)
    {
        var count = theform.hiddencount.value;//有几个隐藏按钮
        if (count>0)
        {
            for (var i=0;i<count;i++)
            {
                if (theform["hidden" + i].value == "")
                {
                    alert("请选择您的满意度!");
                    return false;
                    
                }
            }
                    
        return true;
        }
    }

Answer 1

function checks(theform)
{
var count=parseFloat(theform.hiddencount.value);//有几个隐藏按钮
if (count>0)
{
for (var i=0;i<count;i++)
{
if (theform.elements["hidden"+i].value=="")
{
alert("请选择您的满意度!");
return false;
}
}
return true;
}
}