• Array find from last moved to the stable ES, according to June 2022 TC39 meeting:
  • Array.prototype.findLast
  • Array.prototype.findLastIndex
  • %TypedArray%.prototype.findLast
  • %TypedArray%.prototype.findLastIndex
• Methods from the Array grouping proposal renamed, according to June 2022 TC39 meeting:
  • Array.prototype.groupBy -> Array.prototype.group
  • Array.prototype.groupByToMap -> Array.prototype.groupToMap
• Changed the order of operations in %TypedArray%.prototype.with following proposal-change-array-by-copy/86, according to June 2022 TC39 meeting
• Decorator Metadata proposal extracted from Decorators proposal as a separate stage 2 proposal, according to March 2022 TC39 meeting, Symbol.metadataKey replaces Symbol.metadata
• Added Array.prototype.push polyfill with some fixes for modern engines
• Added Array.prototype.unshift polyfill with some fixes for modern engines
• Fixed a bug in the order of getting flags in RegExp.prototype.flags in the actual version of V8
• Fixed property descriptors of some Math and Number constants
• Added a workaround of V8 ArrayBufferDetaching protector cell invalidation and performance degradation on structuredClone feature detection, one more case of #679
• Added detection of NodeJS bug in structuredClone that can not clone DOMException (just in case for future versions that will fix other issues)
• Compat data:
  • Added NodeJS 18.3 compat data mapping
  • Added and fixed Deno 1.22 and 1.21 compat data mapping
  • Added Opera Android 69 compat data mapping
  • Updated Electron 20.0 compat data mapping