1. Array.prototype.find

    The `find()` method returns the value of the first item in the array based on the result of the provided testing function.

  2. Array.prototype.findIndex

    The `findIndex()` method returns the index of the first element in the array that satisfies the provided testing function.

  3. document.elementFromPoint()

    Given coordinates for a point relative to the viewport, returns the element that a click event would be dispatched at if the user were to click the point (in other words, the element that hit-testing would find).

  4. ECMAScript 2015 (ES6)

    Support for the ECMAScript 2015 specification. Features include Promises, Modules, Classes, Template Literals, Arrow Functions, Let and Const, Default Parameters, Generators, Destructuring Assignment, Rest & Spread, Map/Set & WeakMap/WeakSet and many more.

  5. matchMedia

    API for finding out whether or not a media query applies to the document.

  6. csskeyframesrule api: findrule

  7. window api: find

  8. javascript built-in: array: findlast

  9. javascript built-in: array: findlastindex

  10. javascript built-in: iterator: find

  11. javascript built-in: typedarray: find

  12. javascript built-in: typedarray: findindex

  13. javascript built-in: typedarray: findlast

  14. javascript built-in: typedarray: findlastindex

  15. ecmascript 2023 (es14)