let arr = [1,2,3,1,2]
// 数组对象去重
const uniqueArray = _.uniqWith(arr, _.isEqual)
console.log(uniqueArray)
// 按type排序
const result = _.sortBy(uniqueArray).reverse()
console.log(result)
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=, initial-scale=">
<meta http-equiv="X-UA-Compatible" content="">
<title></title>
<script src="https://cdn.bootcdn.net/ajax/libs/lodash.js/4.17.21/lodash.min.js"></script>
</head>
<body>
</body>
</html>