BASELINE NowYouCanUse.com

Widely Available JavaScript

id: class-syntax

Classes

Classes are an object-oriented syntax for JavaScript prototypes.

Baseline Status: Achieved Widely Available on Sep 8, 2018 (Cross-browser Newly Available since Mar 8, 2016).

Desktop Browser Engine Support

Google Chrome

42

Supported

Mozilla Firefox

45

Supported

Apple Safari

9

Supported

Microsoft Edge

13

Supported

Mobile Browser Engine Support

Chrome Android

42

Firefox Android

45

Safari iOS

9

Specifications and References

Specification ↗ Can I Use (es6-class) ↗ Feature XML ↗

MDN Browser Compat Data Keys:

javascript.classes ↗ javascript.classes.constructor ↗ javascript.classes.extends ↗ javascript.classes.private_class_fields ↗ javascript.classes.private_class_fields_in ↗ javascript.classes.private_class_methods ↗ javascript.classes.public_class_fields ↗ javascript.classes.static ↗ javascript.classes.static.class_fields ↗ javascript.classes.static.initialization_blocks ↗ javascript.operators.class ↗ javascript.operators.new_target ↗ javascript.operators.super ↗ javascript.statements.class ↗