<!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 info = [['小A','女',21,'大一'], ['小B','男',23,'大三'],
['小C','男',24,'大四'], ['小D','女',21,'大一'],
['小E','女',22,'大四'], ['小F','男',21,'大一'],
['小G','女',22,'大二'], ['小H','女',20,'大三'],
['小I','女',20,'大一'], ['小J','男',20,'大三']];
for(var i=0;i<11;i++){
for(var j=0;j<4;j++){
if(info[i][j]=="大一"){
document.write(info[i][0]+","+info[i][1]+","+info[i][2]+","+info[i][3]+"</br>");}
else{};
};
}
document.write("<br/>第二次筛选:<br />")
//第二次筛选,找出都是女生的信息
</script>
</head>
<body>
</body>
</html>
Caballarii