Polyfill for the The find() method. Returns a value in the array, if an element in the array satisfies the provided testing function. Otherwise undefined is returned
Polyfill for the The findIndex() method. returns an index in the array, if an element in the array satisfies the provided testing function. Otherwise -1 is returned.
Improve your JS workflow while you still provide support for older browsers.
CustomEvent constructor for IE 9 and higher where is not supported.