<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>javascript</title>
</head>
<body>
<script>
let team = ["tom","mike","jane"];
let numbers = [1,3,7,9,12];
let team2 = new Array();
let team3 = [];
let team4 = new Array("tom","mike","jane");
//等价于
let team5 = ["tom","mike","jane"];
let tom = team[0];
let jane = team[2];
let team6 = new Array(3);
team6[0] = "tom";
team6[1] = "mike";
team6[2] = "jane";
</script>
</body>
</html>