.filter() array using another array's elements

Question

I have an array of people\'s names along with their knowledge of languages. What I want to do is pass a filter onto the language column and filter out any results that don\'

Answer 1

this is the ultimate solution in the ES6 way: No need to Search the same query again in another thread.

var array1 = ['a', 'b', 'c', 'd', 'e'];
var array2 = ['b', 'd', 'f'];

array1 = array1.filter(function(item) {
  return !array2.includes(item); 
})
console.log(array1); // [ 'a', 'c', 'e' ]
console.log(array2); // [ 'b', 'd', 'f' ]