Let's consider this scenario with arrays:
numbers = [[3,5],[2,4]]
elements = [2,4]
It seems like the array numbers contains the array elements
But when we try to find the index of elements in numbers, it returns -1
Any thoughts on how to tackle this issue?
Consider using the JSON.stringify method
const numbers = [[2,5],[3,4]]
const array = [3,4]
const position = numbers.findIndex(item => JSON.stringify(item) === JSON.stringify(array))
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