<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<title>js传递默认参数</title>
</head>
<body>
<script type="text/javascript">
function add({
namespace = 'sti-vux-',
storage = 'localStorage',
persistence = []
} = {}) {
//使用传递的参数namespace
console.log(namespace + 55555)
//使用传递的参数persistence
console.log(Array.isArray(persistence))
}
add();
</script>
</body>
</html>