ES6

Here’s a quick reference to some of es6’s features. This has been done as a set of test suites, highlighting features along with examples. To see the example, click on the name of the test. The list is by no means exhaustive but has lots of useful info. Please note these all these features will work on the latest versions of Chrome, Firefox, Safari and Edge (as of Feb 2017).

• Syntax
  • Let
  • Const
  • Arrow functions
  • Default parameters
  • Rest operator
  • Spread operator
  • Object literals
  • For…of loops
  • Template literals
  • Destructuring
• Types and object extensions
  • Symbols
  • Object extensions
  • String extensions
  • Number extensions
• Classes
• Iterators, Generators and Promises
  • Iterators
  • Generators
  • Promises
• Arrays, Maps and Sets
  • Arrays
  • Maps
  • Sets
• Reflect API
• Proxy API