For example I have these array
<code>total = [[0,1],[0,2]]
arr = [0,2]
</code>
<code>total = [[0,1],[0,2]]
arr = [0,2]
</code>
total = [[0,1],[0,2]]
arr = [0,2]
apparently total includes the arr
However total.indexOf(arr) return -1
Is there any good way to solve this?