<!DOCTYPE??HTML>
<html?>
<head>
<meta?http-equiv="Content-Type"?content="text/html;?charset=utf-8"?/>
<title>流程控制語句</title>
<script?type="text/javascript">
function?get_name()
{
var?student=
[
????['小A','女',21,'大一'],
????['小B','男',23,'大三'],
????['小C','男',24,'大四'],
????['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<student.length;i++)
??{
????if?(student[i][1]=='女'?&&?student[i][3]=='大一')
????{
??????var?name=student[i][0];
????????document.getElementById("result").innerHTML=name;
????}
??}
}
</script>
</head>
<body>
<input?type="button"?value="submit"?onclick="get_name()"/>
<div?id="result"></div>
</body>
</html>
2015-06-05
document.getElementById("result").innerHTML=name;
這一句改成：
document.getElementById("result").innerHTML+=name;
2015-06-13
我也是看醉了
2015-06-05
不是+，而是+=。? 去把js的運算符讀一遍。