Download Latest Version
3.45.0 - 2025.08.04 source code.tar.gz (1.1 MB)
Get an email when there's a new version of core-js
| Name | Modified | Size | Downloads / Week |
|---|---|---|---|
| Parent folder | |||
| 3.45.0 - 2025.08.04 source code.tar.gz | 2025-08-04 | 1.1 MB | |
| 3.45.0 - 2025.08.04 source code.zip | 2025-08-04 | 2.6 MB | |
| README.md | 2025-08-04 | 2.8 kB | |
| Totals: 3 Items | 3.7 MB | 3 | |
- Changes v3.44.0...v3.45.0 (70 commits)
Uint8Arrayto / from base64 and hex proposal:- Built-ins:
Uint8Array.fromBase64Uint8Array.fromHexUint8Array.prototype.setFromBase64Uint8Array.prototype.setFromHexUint8Array.prototype.toBase64Uint8Array.prototype.toHex
- Moved to stable ES, July 2025 TC39 meeting
- Added
es.namespace modules,/es/and/stable/namespaces entries - Added detection of a Webkit bug:
Uint8ArrayfromBase64 / setFromBase64 does not throw an error on incorrect length of base64 string Math.sumPreciseproposal:- Built-ins:
Math.sumPrecise
- Moved to stable ES, July 2025 TC39 meeting
- Added
es.namespace module,/es/and/stable/namespaces entries Iteratorsequencing proposal:- Built-ins:
Iterator.concat
- Moved to stage 3, July 2025 TC39 meeting
- Added
/actual/namespace entries, unconditional forced replacement changed to feature detection Mapupsert proposal:- Built-ins:
Map.prototype.getOrInsertMap.prototype.getOrInsertComputedWeakMap.prototype.getOrInsertWeakMap.prototype.getOrInsertComputed
- Moved to stage 3, July 2025 TC39 meeting
- Added
/actual/namespace entries, unconditional forced replacement changed to feature detection - Added missing dependencies to some entries of static
Iteratormethods - Fixed Joint Iteration proposal in
/stage/entries - Compat data improvements:
Uint8Arrayto / from base64 and hex proposal features marked as supported from V8 ~ Chromium 140Uint8Array.{ fromBase64, prototype.setFromBase64 }marked as unsupported in Safari and supported only from Bun 1.2.20 because of a bug: it does not throw an error on incorrect length of base64 string%TypedArray%.prototype.withmarked as fixed in Safari 26.0- Updated Electron 38 compat data mapping
- Added Opera Android 91 compat data mapping