是否還行?
<script type="text/javascript">
var infos = [
['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 < infos.length - 1; i++) {
if (infos[i][3] == "大一" && infos[i][1] == "女") {
document.write(infos[i][0] + "</br>");
}
}
</script>