@riophae/vue-treeselect/src/utils/quickDiff.js

A multi-select component with nested options support for Vue.js

export function quickDiff(arrA, arrB) {
  if (arrA.length !== arrB.length) return true

  for (let i = 0; i < arrA.length; i++) {
    if (arrA[i] !== arrB[i]) return true
  }

  return false
}