嵌套 JSON 對象中的數組使用 for-in 來循環訪問每個數組
阿新 • • 發佈：2017-07-05
obj blog 網站 for 內嵌 info 菜鳥 dem site
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>菜鳥教程(runoob.com)</title>
</head>
<body>
<p>循環內嵌數組：</p>
<p id="demo"></p>
<script>
var myObj, i, j, x = "";
myObj = {
"name":"網站",
"num":3,
"sites": [
{ "name":"Google", "info":[ "Android", "Google 搜索", "Google 翻譯" ] },
{ "name":"Runoob", "info":[ "菜鳥教程", "菜鳥工具", "菜鳥微信" ] },
{ "name":"Taobao", "info":[ "淘寶", "網購" ] }
]
}
for (i in myObj.sites) {
x += "<h1>" + myObj.sites[i].name + "</h1>";
for (j in myObj.sites[i].info) {
x += myObj.sites[i].info[j] + "<br>";
}
}
document.getElementById("demo").innerHTML = x;
</script>
</body>
</html>
嵌套 JSON 對象中的數組使用 for-in 來循環訪問每個數組