Master ES6 Array Methods: Traversal Guide

  1. forEach(): Execute the provided function once for each element in the array.
  2. map(): Executing a provided function on each element of an array and storing the results in a new array.
  3. filter() takes a function as an argument and applies it to each element in an array, returning a new array with elements for which the function returns true.
  4. reduce(): Apply the provided function to each element in the array, and combine the results into a single value.
  5. find(): returns the value of the first element in the array that satisfies the provided testing function.
  6. findIndex(): returns the index of the first element in the array that satisfies the provided testing function.
  7. some(): Executes the provided function once for each element in the array, if at least one element satisfies the condition, it returns true.
  8. every(): Execute the provided function on each element in the array, returning true if all elements meet the condition.
  9. entries(): return an array iterator object containing key-value pairs of the array.
  10. keys() method: returns an array iterator object containing the keys of the array.
  11. values(): returns an array iterator object containing the values of the array
bannerAds