Note: some of these operators may already be implemented. - [Exponentiation (**)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Exponentiation) - [Exponentiation assignment (**=)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Exponentiation_assignment) - [Left shift assignment (<<=)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Left_shift_assignment) - [Logical OR assignment (||=)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Logical_OR_assignment) - [Nullish coalescing assignment (??=)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Nullish_coalescing_assignment) - [Nullish coalescing operator (??)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Nullish_coalescing) - [Optional chaining (?.)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Optional_chaining) - [Remainder assignment (%=)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Remainder_assignment) - [Unsigned right shift assignment (>>>=)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Unsigned_right_shift_assignment)
Note: some of these operators may already be implemented.