js new Array创建数组

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<script>

//创建一个初识长度为 4 的数组对象
    var arr = new Array(4);
//进行赋值,字面量创建的数组对象也可以用此方法创建
　　arr[0]="ni";
　　arr[1] = "hao"
　　arr[2] = "ma"
　　arr[3] = "hao

//创建一个长度为5,内容为a b c d p 的数组对象
    var arr1 = new Array("a","b","c","d","p");
    console.log(arr)
    console.log(arr1)
</script>

</body>
</html>

文章来自：https://www.cnblogs.com/lxx7/p/9742757.html