| let |
None |
IE
Testing Center tests (possibly outdated) |
| const |
None |
IE
Testing Center tests (possibly outdated) |
| Computed properties |
None |
|
| Arrow functions |
None |
|
| Block-level function declarations |
None |
|
| \u{} Escape Sequence |
None |
|
| class |
None |
|
| Default function params |
None |
|
| Rest parameters |
None |
|
| Destructuring |
None |
|
| Spread operator |
None |
|
| Modules |
None |
|
| For-of |
None |
|
| Array comprehensions |
None |
|
| Generator comprehensions |
None |
|
| Iterators |
None |
|
| Generators |
None |
|
| Template Strings |
None |
|
| RegExp "y" flag |
None |
|
| Map |
None |
IE
Testing Center tests (possibly outdated) |
| Set |
None |
IE
Testing Center tests (possibly outdated) |
| WeakMap |
None |
IE
Testing Center tests (possibly outdated) |
| WeakSet |
None |
|
| Proxy |
None |
|
| Typed Arrays |
None |
|
| Symbol |
None |
|
| Promise |
None |
|
| Object.assign |
None |
|
| Object.is |
None |
|
| Object.setPrototypeOf |
None |
|
| String.fromCodePoint |
None |
|
| String.prototype.codePointAt |
None |
|
| String.prototype.repeat |
None |
|
| String.prototype.startsWith |
None |
|
| String.prototype.endsWith |
None |
|
| String.prototype.includes |
None |
|
| String.prototype.toArray |
None |
|
| Array.from |
None |
|
| Array.of |
None |
|
| Array.prototype.find |
None |
|
| Array.prototype.findIndex |
None |
|
| Array.prototype.fill |
None |
|
| Number.isFinite |
None |
|
| Number.isInteger |
None |
|
| Number.isNaN |
None |
|
| Number.toInteger |
None |
|
| Number.prototype.clz |
None |
|
| Math.imul |
None |
|
| Math.sign |
None |
|
| Math.log10 |
None |
|
| Math.log2 |
None |
|
| Math.log1p |
None |
|
| Math.expm1 |
None |
|
| Math.cosh |
None |
|
| Math.sinh |
None |
|
| Math.tanh |
None |
|
| Math.acosh |
None |
|
| Math.asinh |
None |
|
| Math.atanh |
None |
|
| Math.hypot |
None |
|
| Math.trunc |
None |
|
| Math.fround |
None |
|
| __proto__ |
None |
IE
Testing Center tests (possibly outdated) |