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分享想创建一个数组，却创建出来了一个字符串。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
var name = ["sdsf", "dsanjdkas","dasdika", "dsadhasku"];
document.write(typeof(name));
document.write(name.length + " ");
var name2 = ["sdsf", "dsanjdkas","dasdika", "dsadhasku"];
document.write(typeof(name2));
document.write(name2.length);
document.write(" ");
var price = ["123", "456", "789"];
document.write(typeof(price));
document.write(" ");
var student = ["chen", "zheng", "sun", "shaodsadadas"];
document.write(typeof(student));
</script>
</body>
</html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<script>
var name = ["sdsf", "dsanjdkas","dasdika", "dsadhasku"];
document.write(typeof(name));
document.write(name.length + " ");
var name2 = ["sdsf", "dsanjdkas","dasdika", "dsadhasku"];
document.write(typeof(name2));
document.write(name2.length);
document.write(" ");
var price = ["123", "456", "789"];
document.write(typeof(price));
document.write(" ");
var student = ["chen", "zheng", "sun", "shaodsadadas"];
document.write(typeof(student));
</script>
</body>
</html>
...全文
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ChenZhuo_dut 2018-12-03
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多谢各位大神帮忙发现
weixin_43855626 2018-11-29
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直接在浏览器console里输入name
weixin_43855626 2018-11-29
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name是window的属性，在浏览器console里面打印name你就知道了console.log(name); ---> ""
ChenZhuo_dut 2018-11-29
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别沉啊，，求大神帮助
ChenZhuo_dut 2018-11-29
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第一个name显示出来的类型一直都是string，而别的都是正常的object数组，有了解的大佬帮忙解释一下吗
天际的海浪 2018-11-29
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因为js中的全局变量就是window对象的属性，而window对象中本就有一个固有的name属性，是为窗口的名称，值只能为字符串。
所以不要用window对象的固有属性做全局变量的变量名。
temper55 2018-11-29
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准确的说，name是javascript 的内置关键字，参考：https://www.runoob.com/js/js-reserved.html
