Why does the arrow function have a prototype property?

Question

As mentioned in the document https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Functions/Arrow_functions

Arrow functions do not have prototype properties

but when I play it on the violin, why does it give object? http://es6console.com/iwyii5vm/

Why does he give an object?

var Foo = () => {};
console.log(Foo.prototype); 

Answer 1

If you run this code in your own ES6 engine, there will be no property for arrow functions prototype.

An example of a native ES6:

var Foo = () => {};
console.log(Foo.prototype); 

Run codeHide result

, ES5, prototype.

ES6, Babel:

( )

var Foo = () => {};
console.log(Foo.prototype);

Hide result

es6console.com , .

Answer 2

, , , es6console es6. Chrome, .