This page describes the compatibility of Jscrambler's Code Integrity with ECMAScript versions (i.e., editions of the JavaScript standard). Different versions of Jscrambler support different versions of ECMAScript, so make sure to read the documentation for the version you are using.
Jscrambler Code Integrity fully supports ECMAScript up to ECMAscript 2022 (ES13). New APIs are generally supported automatically without the need for any updates to Code Integrity, but new syntax features may require updates to be supported.
Code Integrity supports all of ECMAScript 2015.
| Feature | Supported | Notes |
|---|---|---|
Arrow Functions (=>) | Yes | |
| Classes | Yes | |
| Enhanced Object Literals | Yes | |
| Template Strings | Yes | Tagged template strings are not currently protected*. |
| Destructuring | Yes | |
| Default parameters | Yes | |
| Rest parameters | Yes | |
| Spread (Functions and Arrays) | Yes | |
let/const | Yes | |
for ... of | Yes | |
Generators (function*/yield) | Yes | |
Modules (import/export) | Yes | |
.mjs and .cjs extensions | Yes | |
| Module on html | Yes |
Code Integrity supports all of ECMAScript 2016.
| Feature | Supported | Notes |
|---|---|---|
Exponentiation (**) | Yes |
Code Integrity supports all of ECMAScript 2017.
| Feature | Supported | Notes |
|---|---|---|
async/await | Yes | |
| Trailing Commas | Yes |
Code Integrity supports all of ECMAScript 2018.
| Feature | Supported | Notes |
|---|---|---|
| Object Rest/Spread | Yes | |
for await ... of | Yes | |
Async generators (async function*) | Yes | |
Dot All (/s in regular expression literals) | Yes |
Code Integrity supports all of ECMAScript 2019.
| Feature | Supported | Notes |
|---|---|---|
| Optional catch binding | Yes |
Code Integrity supports all of ECMAScript 2020.
| Feature | Supported | Notes |
|---|---|---|
| Nullish coalescing operator | Yes | |
| Optional chaining operator | Yes | |
| Import meta object | Yes | |
| Dynamic Import | Yes | |
BigInt literals (1n) | Yes | |
export * as namespace | Yes |
Code Integrity supports all of ECMAScript 2021.
| Feature | Supported | Notes |
|---|---|---|
Logical AND assignment (&&=) | Yes | |
Logical OR assignment (||=) | Yes | |
Nullish coalescing assignment (??=) | Yes | |
Numeric separators (123_456) | Yes |
Code Integrity supports all of ECMAScript 2022.
| Feature | Supported | Notes |
|---|---|---|
| Top-level await | Yes | |
| Static class fields | Yes | |
| Private class fields | Yes | |
| Class fields | Yes | |
| Static blocks | Yes | |
RegExp hasIndices (/d) | Yes |