没结果，求大神
<!DOCTYPE HTML>
<html >
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>流程控制语句</title>
<script type="text/javascript">
//第一步把之前的数据写成一个数组的形式,定义变量为 infos
var infos=new Array();
infos=[
["A","女",21,"大一"],
["B","男",23,"大三"],
["C","男",24,"大四"],
["D","女",21,"大一"],
["E","女",22,"大四"],
["F","男",21,"大一"],
["G","女",22,"大二"],
["H","女",20,"大三"],
["I","女",20,"大一"],
["J","男",20,"大三"]
];
//第一次筛选，找出都是大一的信息
for(var i=0;i<infos.length;i++){
if(infos[i][3]=="大一"&&infos[i][1]=="女"){
document.write("大一女生的名字："+inofs[i][0]);
}
}
//第二次筛选，找出都是女生的信息
</script>
</head>
<body>
</body>
</html>
