javascript check if string ends with an element of an array of stirngs code example

Example 1: endswith()

var str = "Hello world, welcome to the universe.";
var n = str.endsWith("universe.");//returns true

Example 2: how to compare a string with its ending in javascript

function solution(str, ending){
  return str.indexOf(ending, str.length - ending.length) !== -1;
}