js any array

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showing results for - "js any array"
Jazmín
18 Mar 2019
1const array = [1, 2, 3, 4, 5];
2// checks whether an element is even
3const even = (element) => element % 2 === 0;
4console.log(array.some(even));
5// expected output: true
Simon
05 May 2016
1let array = [1, 2, 3, 4, 5];
2
3//Is any element even?
4array.some(function(x) {
5  return x % 2 == 0;
6}); // true
Camille
20 Jan 2017
1 
2// There's no isEmpty or any method. 
3// You can define your own .isEmpty() or .any()
4
5Array.prototype.isEmpty = function() {
6    return this.length === 0;
7}
8
9Array.prototype.any = function(func) {
10   return this.some(func || function(x) { return x });
11}
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