Array.prototype.some() is supported in IE9+, and there is a polyfill shown on https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Global_Objects/Array/some

array.prototype.some.js

var a = [1, 3, 5, 7, 9],
    b = [1, 3, 4, 8, 9];

console.log(a.some(function (c) {
  return c % 2 === 0; // false
}));

console.log(b.some(function (c) {
  return c % 2 === 0; // true
}));