how to compare lists in javascript code example

Example: compare arrays javascript

// For regular 1D array
const array1 = [1,2,3,4]
const array2 = [1,2,3,4]

array1.join() === array2.join()
// '1,2,3,4' === '1,2,3,4'

// For anything more complex
const array3 = [1,2,3,[1,2,3]]
const array4 = [1,2,3,[1,2,3]]

JSON.stringify(array3) === JSON.stringify(array4)