SOURCE
JavaScript
Result
var
arr
=
[
2
,
4
,
2
,
5
,
7
,
5
]
;
console.log(arr);
var
aSet
=
new
Set(arr);
console.log(aSet)
//
[
2
,
4
,
5
,
7
]
;
console 命令行工具
X
clear
>
console