How to check if value is in array with AngularJS

Question

is there an AngularJS way of checking if a value exists in an array

var array1 = ["a","b","c"]

i'm trying to do this..

var array2 = ["c", "d", "e"]

angular.forEach(array2, function (a) {
    if (a /*is NOT in array1*/) {
        array1.push(a);
    } else {
        return false
    }
});

Answer 1

https://www.w3schools.com/jsref/jsref_includes_array.asp

var fruits = ["Banana", "Orange", "Apple", "Mango"];
var n = fruits.includes("Mango");