Javascript 如何运行此命令?

Javascript 如何运行此命令?,javascript,if-statement,Javascript,If Statement,我希望警报“请选择一个条目级别”与警报“您必须输入考试编号”和其他两个一起出现。进入警报级别优先于其他警报 如果有人帮助我,我将非常感激。谢谢 function validateForm() { var result = true; var msg=""; var checked = null; var inputs = document.getElementsByName('level'); f

我希望警报“请选择一个条目级别”与警报“您必须输入考试编号”和其他两个一起出现。进入警报级别优先于其他警报

如果有人帮助我,我将非常感激。谢谢

    function validateForm()
    {
        var result = true;
        var msg="";

        var checked = null;
        var inputs = document.getElementsByName('level');

        for (var i = 0; i < inputs.length; i++) 
        {
            if (inputs[i].checked) 
            {
                checked = inputs[i];
            }
        }

        if (checked==null)
        {
            alert('Please choose a level of entry.');
            document.getElementById('radio').style.color="red";
            result=false;
        }

        else {
            var r=confirm('You have chosen '+checked.value+', do you wish to proceed? \n')
            if (r==true)
                {
                    result=true;
                }
            else
                {
                    result=false;
                }
        }


        if (document.ExamEntry.name1.value=="") {
            msg+="You must enter your name \n";
            document.ExamEntry.name1.focus();
            document.getElementById('name').style.color="red";
            result=false;
        }

        if (document.ExamEntry.subject1.value=="") {
            msg+="You must enter the subject \n";
            document.ExamEntry.subject1.focus();
            document.getElementById('subject').style.color="red";
            result=false;

        }

        if (document.ExamEntry.exam1.value=="") {
            msg+="You must enter the examination number \n";
            document.ExamEntry.exam1.focus();
            document.getElementById('exam').style.color="red";
            result=false;
        }

        if(msg=="") {
            return result;
        }

        {
            alert(msg);
            return result;
        }

    }
函数validateForm()
{
var结果=真;
var msg=“”;
检查的var=null;
var inputs=document.getElementsByName('level');
对于(变量i=0;i
我明白你的意思…你也应该连接字符串msg

   if (checked==null)
    {
        msg+="Please choose a level of entry.";
        document.getElementById('radio').style.color="red";
        result=false;
    }
最后再加上一句话:

if(msg=="") {
    return result;
} else {
    alert(msg);
    return result;
}

嗯,改变顺序?