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September 11, 2022 - New feature: ImageCapture API
Can I use
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ECMAScript 4

The 4th edition of ECMAScript was abandoned. Most proposed features were later released in ECMAScript 5 and ES6

For more information see:

  • Wikipedia entry on ES4
  • The Real Story Behind ECMAScript 4 - blog post

Can I use...

Browser support tables for modern web technologies

Created & maintained by @Fyrd, design by @Lensco.

Support data contributions by the GitHub community.

Usage share statistics by StatCounter GlobalStats for December, 2022

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Legend

  • Green = Supported
  • Red = Not supported
  • Greenish yellow = Partial support
  • Gray = Support unknown