TC39 is an acronym for Technical Committee 39, a committee within Ecma International (formerly known as the European Computer Manufacturers Association) responsible for the development of the ECMAScript programming language. It consists of representatives from various companies such as Microsoft, Google, Apple, Mozilla and Facebook. The committee works on the specification of the language, including new features, syntax, and other aspects of the language. They also work to ensure that the language remains compatible across browsers and platforms.
Future Features of JS?!
JSNation 2022JSNation 2022
28 min
Future Features of JS?!
Top Content
Welcome to the future features of JavaScript, including proposals for array operations, throw expressions, records and TPUs, pipeline operators, and more. The talk covers the introduction of type assertions for imported files, non-mutating array operations, and the simplification of error handling. It also explores the concept of immutability with records and TPUs, and the use of the pipeline operator to simplify code. Other proposals include Map.implace, IteratorHelper, slice notation, type annotations, Array UNIQBY, number ranges, and the Function 1 proposal.
ESNext: Proposals To Look Forward To
JSNation Live 2020JSNation Live 2020
9 min
ESNext: Proposals To Look Forward To
ES Next proposal stages include straw person, proposal, draft, candidate, and finished. Optional chaining and null coalescing operators are solutions for handling undefined and null values. Logical assignment and null coalescing operators are seeking advancement to stage four. Decimal type is introduced to address floating point math issues. Cancellation API and abort control are solutions for canceling promise execution. Pattern matching allows matching the shape of a vector and performing actions based on it.
ES?.next()
JSNation Live 2021JSNation Live 2021
31 min
ES?.next()
The Talk discusses various proposals for the next version of ECMAScript (ES Next) and the TC39 process. It covers features such as binding syntax, shorthand property assignments, pattern matching, async match, operator overloading, and more. These proposals aim to simplify code, make it more readable, and introduce new functionalities. The Talk also addresses questions about the committee's decision-making process and the experience of being part of the TC39 committee.